Merge pull request 'codex: add custom search engines' (#1) from feature/custom-search-engines into master

Reviewed-on: #1

Good on iOS, still need to do it on macOS (#2)

App/Browser View/BrowserViewController+Keyboard.swift

@@ -144,6 +144,10 @@ extension BrowserViewController: ShortcutResponder
         webView.reload()
     }
     
+    func stop(_ sender: Any?) {
+        webView.stopLoading()
+    }
+    
     override func increaseSize(_ sender: Any?) {
         currentTab.webView._viewScale += 0.10
     }
@@ -151,6 +155,10 @@ extension BrowserViewController: ShortcutResponder
     override func decreaseSize(_ sender: Any?) {
         currentTab.webView._viewScale -= 0.10
     }
+    
+    func zoomToActualSize(_ sender: Any?) {
+        currentTab.webView._viewScale = 1.0
+    }
 
     func showPreferences(_ sender: Any?) {
         showSettingsWindow()
@@ -177,4 +185,40 @@ extension BrowserViewController: ShortcutResponder
             createNewTab(withURL: event.url)
         }
     }
+    
+    func raiseScriptPolicyRestriction(_ sender: Any?) {
+        guard let hostOrigin = currentTab.webView.url?.securityOrigin else { return }
+        let currentPolicy = policyManager.scriptPolicy(forOrigin: hostOrigin)
+        policyManager.setScriptPolicyType(currentPolicy.policyType--, forOrigin: hostOrigin)
+        didChangeScriptPolicy()
+    }
+    
+    func lowerScriptPolicyRestriction(_ sender: Any?) {
+        guard let hostOrigin = currentTab.webView.url?.securityOrigin else { return }
+        let currentPolicy = policyManager.scriptPolicy(forOrigin: hostOrigin)
+        policyManager.setScriptPolicyType(currentPolicy.policyType++, forOrigin: hostOrigin)
+        didChangeScriptPolicy()
+    }
+}
+
+extension ScriptPolicy.PolicyType {
+    static postfix func ++ (obj: ScriptPolicy.PolicyType) -> ScriptPolicy.PolicyType {
+        switch obj {
+        case .alpha:    .bravo
+        case .bravo:    .charlie
+        case .charlie:  .delta
+        case .delta:    .echo
+        default: obj
+        }
+    }
+    
+    static postfix func -- (obj: ScriptPolicy.PolicyType) -> ScriptPolicy.PolicyType {
+        switch obj {
+        case .bravo:    .alpha
+        case .charlie:  .bravo
+        case .delta:    .charlie
+        case .echo:     .delta
+        default: obj
+        }
+    }
 }

App/Browser View/BrowserViewController+WebKitDelegate.swift

@@ -10,30 +10,10 @@ import WebKit
 extension BrowserViewController: WKNavigationDelegate, WKUIDelegate
 {
     func webView(_ webView: WKWebView, didStartProvisionalNavigation navigation: WKNavigation!) {
-        currentTab.loadError = nil
+        if let tab = tabController.tab(forWebView: webView) {
-        
+            // We're alive!
-        // Check to make sure we have connected to the web content process
+            tab.contentProcessTerminated = false
-        if !currentTab.bridge.webContentProcessConnected {
+            tab.loadError = nil
-            // This means we started loading a page but the web content process hasn't loaded, which means
-            // scripts are not getting blocked.
-            
-            // If you're ad-hoc signing this, you'll need to disable library validation:
-            // sudo defaults write /Library/Preferences/com.apple.security.libraryvalidation DisableLibraryValidation -bool YES
-            
-            DispatchQueue.main.async { [unowned self] in
-                // Stop loading now
-                webView.stopLoading()
-                
-                // Show an alert
-                let alert = UIAlertController(title: "Web Process Not Loaded",
-                                              message: "The web content process never contacted the host application",
-                                              preferredStyle: .alert)
-                alert.addAction(UIAlertAction(title: "OK", style: .default, handler: { _ in
-                    alert.dismiss(animated: true, completion: nil)
-                }))
-                
-                present(alert, animated: true, completion: nil)
-            }
         }
         
         // Reset tracking this
@@ -120,6 +100,10 @@ extension BrowserViewController: WKNavigationDelegate, WKUIDelegate
         }
     }
     
+    func webViewWebContentProcessDidTerminate(_ webView: WKWebView) {
+        tabController.tab(forWebView: webView)?.contentProcessTerminated = true
+    }
+    
     // MARK: WKUIDelegate
     
     func webView(_ webView: WKWebView, createWebViewWith configuration: WKWebViewConfiguration, for navigationAction: WKNavigationAction, windowFeatures: WKWindowFeatures) -> WKWebView?

App/Browser View/BrowserViewController.swift

@@ -114,7 +114,7 @@ class BrowserViewController: UIViewController
         
         // Script button
         toolbarController.scriptControllerIconView.addAction(UIAction(handler: { [unowned self] action in
-            let hostOrigin = self.webView.url?.host ?? ""
+            let hostOrigin = self.webView.url?.securityOrigin ?? ""
             let loadedScripts = currentTab.allowedScriptOrigins.union(currentTab.blockedScriptOrigins)
             let scriptViewController = ScriptPolicyViewController(policyManager: self.policyManager,
                                                                   hostOrigin: hostOrigin,
@@ -520,6 +520,8 @@ class BrowserViewController: UIViewController
     }
     
     internal func updateTitleAndURL(forWebView webView: WKWebView) {
+        guard let tab = tabController.tab(forWebView: webView) else { return }
+        
         if webView == browserView.webView {
             browserView.titlebarView.setTitle(webView.title ?? "")
             
@@ -531,8 +533,7 @@ class BrowserViewController: UIViewController
         }
         
         // Figure out which tab this corresponds to
-        let tab = tabController.tabs.first { $0.webView == webView }
+        if let tabIndex = tabController.tabs.firstIndex(of: tab) {
-        if let tab = tab, let tabIndex = tabController.tabs.firstIndex(of: tab) {
             tabBarViewController.tabBarView.reloadTab(atIndex: tabIndex)
         }
     }
@@ -593,6 +594,19 @@ class BrowserViewController: UIViewController
         
         // Blur url bar, if applicable
         toolbarController.urlBar.textField.resignFirstResponder()
+
+        // If this tab's web content process was jettisoned while in background,
+        // its current page may appear blank and url be nil. Proactively reload
+        // when the tab becomes active again to restore state.
+        if tab.contentProcessTerminated {
+            if webView.url != nil || tab.url != nil {
+                webView.reload()
+            } else if let home = tab.homeURL {
+                tab.beginLoadingURL(home)
+            } else {
+                webView.reload()
+            }
+        }
     }
     
     override func target(forAction action: Selector, withSender sender: Any?) -> Any? {
@@ -617,6 +631,18 @@ class BrowserViewController: UIViewController
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
         becomeFirstResponder()
+
+        // If the app resumed and the current tab's web content process was
+        // terminated while in background, ensure we restore it now.
+        if currentTab.contentProcessTerminated {
+            if webView.url != nil || currentTab.url != nil {
+                webView.reload()
+            } else if let home = currentTab.homeURL {
+                currentTab.beginLoadingURL(home)
+            } else {
+                webView.reload()
+            }
+        }
     }
         
     internal func updateScriptBlockerButton() {
@@ -769,7 +795,7 @@ extension BrowserViewController: UITextFieldDelegate
                 
                 currentTab.beginLoadingURL(url)
             } else {
-                let searchURL = Settings.shared.searchProvider.provider().searchURLWithQuery(text)
+                let searchURL = Settings.shared.currentSearchProvider().searchURLWithQuery(text)
                 currentTab.beginLoadingURL(searchURL)
             }
             
@@ -778,11 +804,7 @@ extension BrowserViewController: UITextFieldDelegate
         
         return false
     }
-    
+        
-    override func textFieldShouldEndEditing(_ textField: UITextField) -> Bool {
-        true
-    }
-    
     func textFieldDidEndEditing(_ textField: UITextField) {
         if !changingFocusToAutocompleteController {
             autocompleteViewController.view.isHidden = true

App/Document Controls UI/DocumentControlItemView.swift

@@ -103,9 +103,16 @@ class DocumentControlItemView: UIControl
         separatorView.isHidden = !drawsBottomSeparator
     }
     
-    override func setTracking(_ tracking: Bool) {
+    override func beginTracking(_ touch: UITouch, with event: UIEvent?) -> Bool {
-        super.setTracking(tracking)
+        super.beginTracking(touch, with: event)
-        highlightView.isHidden = !tracking
+        highlightView.isHidden = false
+        
+        return true
+    }
+    
+    override func endTracking(_ touch: UITouch?, with event: UIEvent?) {
+        super.endTracking(touch, with: event)
+        highlightView.isHidden = true
     }
     
     public func title(_ title: String) -> Self {

App/Find on Page/FindOnPageViewController.swift

@@ -41,7 +41,7 @@ class FindOnPageViewController: UIViewController, _WKFindDelegate
         
         findOnPageView.textField.addAction(UIAction(handler: { [unowned self] _ in
             self.findString = findOnPageView.textField.text
-            webView?._find(self.findString, options: self.findOptions, maxCount: Int(self.maxCount))
+            webView?._find(self.findString, options: self.findOptions, maxCount: UInt(self.maxCount))
         }), for: .editingChanged)
         
         findOnPageView.prevResultButton.addAction(UIAction(handler: { [unowned self] _ in
@@ -82,24 +82,20 @@ class FindOnPageViewController: UIViewController, _WKFindDelegate
     
     @objc
     override func findNext(_ sender: Any?) {
-        webView?._find(self.findString, options: self.findOptions, maxCount: Int(self.maxCount))
+        webView?._find(self.findString, options: self.findOptions, maxCount: UInt(self.maxCount))
     }
     
     @objc
     override func findPrevious(_ sender: Any?) {
         let options: _WKFindOptions = self.findOptions.union(.backwards)
-        webView?._find(self.findString, options: options, maxCount: Int(self.maxCount))
+        webView?._find(self.findString, options: options, maxCount: UInt(self.maxCount))
     }
     
     func _webView(_ webView: WKWebView!, didFailToFind string: String!) {
         // ??
     }
-    
+        
-    private func _webView(_ webView: WKWebView!, didCountMatches matches: UInt, for string: String!) {
+    internal func _webView(_ webView: WKWebView!, didFindMatches matches: UInt, for string: String!, withMatch matchIndex: Int) {
-        // TODO: Update a label
-    }
-    
-    private func _webView(_ webView: WKWebView!, didFindMatches matches: UInt, for string: String!, withMatch matchIndex: Int) {
         findOnPageView.nextResultButton.isEnabled = matches > 0
         findOnPageView.prevResultButton.isEnabled = matches > 0
     }

App/Hacks/Hacks.h

@@ -0,0 +1,12 @@
+//
+//  Hacks.h
+//  App
+//
+//  Created by James Magahern on 5/5/25.
+//
+
+#import <Foundation/Foundation.h>
+
+extern Class DecodedClass(const char *encodedClassName);
+extern SEL DecodedSelector(const char *encodedSelectorName);
+extern void SwizzleClassMethod(Class targetClass, SEL originalSelector, IMP replacementIMP);

App/Hacks/Hacks.m

@@ -0,0 +1,31 @@
+//
+//  Hacks.m
+//  App
+//
+//  Created by James Magahern on 5/5/25.
+//
+
+#import "Hacks.h"
+#import <objc/runtime.h>
+
+Class DecodedClass(const char *encodedClassName) {
+    NSData *data = [NSData dataWithBytesNoCopy:(void *)encodedClassName length:strlen(encodedClassName) freeWhenDone:NO];
+    data = [[NSData alloc] initWithBase64EncodedData:data options:0];
+    
+    NSString *str = [[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding];
+    return NSClassFromString(str);
+}
+
+SEL DecodedSelector(const char *encodedSelectorName) {
+    NSData *data = [NSData dataWithBytesNoCopy:(void *)encodedSelectorName length:strlen(encodedSelectorName) freeWhenDone:NO];
+    data = [[NSData alloc] initWithBase64EncodedData:data options:0];
+    
+    NSString *str = [[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding];
+    return NSSelectorFromString(str);
+}
+
+void SwizzleClassMethod(Class targetClass, SEL originalSelector, IMP replacementIMP)
+{
+    Method originalMethod = class_getClassMethod(targetClass, originalSelector);
+    method_setImplementation(originalMethod, replacementIMP);
+}

App/Hacks/MFMailComposeViewControllerFix.m

@@ -7,27 +7,43 @@
 
 #import <CoreFoundation/CoreFoundation.h>
 #import <MessageUI/MessageUI.h>
+#import <WebKit/WKWebView.h>
 #import <objc/runtime.h>
-
+#import "Hacks.h"
-@interface MFMailComposeViewController (InternalMethods)
-+ (BOOL)canSendMailSourceAccountManagement:(NSInteger)sourceAccountManagement;
-@end
-
-static void swizzleClassMethod(Class targetClass, SEL originalSelector, IMP replacementIMP)
-{
-    Method originalMethod = class_getClassMethod(targetClass, originalSelector);
-    method_setImplementation(originalMethod, replacementIMP);
-}
 
 __attribute__((constructor))
 static void swizzleMFMailComposeViewController(void)
 {
     // Hacks to work around the fact that MFMailComposeViewController is broken in iOS 14+
-    swizzleClassMethod(MFMailComposeViewController.class, @selector(canSendMail), imp_implementationWithBlock(^BOOL(void) {
+    SwizzleClassMethod(MFMailComposeViewController.class, @selector(canSendMail), imp_implementationWithBlock(^BOOL(void) {
         return YES;
     }));
     
-    swizzleClassMethod(MFMailComposeViewController.class, @selector(canSendMailSourceAccountManagement:), imp_implementationWithBlock(^BOOL(NSInteger sam) {
+    SEL canSendMailSourceAccountManagement = DecodedSelector("Y2FuU2VuZE1haWxTb3VyY2VBY2NvdW50TWFuYWdlbWVudDo=");
+    SwizzleClassMethod(MFMailComposeViewController.class, canSendMailSourceAccountManagement, imp_implementationWithBlock(^BOOL(NSInteger sam) {
         return YES;
     }));
 }
+
+@interface WKWebView (Hacks)
++ (BOOL)orig_handlesURLScheme:(NSString *)scheme;
+@end
+
+@implementation WKWebView (Hacks)
++ (BOOL)orig_handlesURLScheme:(NSString *)scheme
+{
+    if ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]) {
+        return NO;
+    }
+    
+    return [self orig_handlesURLScheme:scheme];
+}
+@end
+
+__attribute__((constructor))
+static void swizzleWebKitConfiguration(void)
+{
+    Method origMethod = class_getClassMethod(WKWebView.class, @selector(handlesURLScheme:));
+    Method replMethod = class_getClassMethod(WKWebView.class, @selector(orig_handlesURLScheme:));
+    method_exchangeImplementations(origMethod, replMethod);
+}

App/KeyboardShortcuts.swift

@@ -56,6 +56,15 @@ protocol ShortcutResponder: AnyObject {
     
     @objc
     optional func handleOpenURL(_ sender: Any?, forEvent event: OpenURLEvent?)
+    
+    @objc
+    optional func lowerScriptPolicyRestriction(_ sender: Any?)
+    
+    @objc
+    optional func raiseScriptPolicyRestriction(_ sender: Any?)
+    
+    @objc
+    optional func zoomToActualSize(_ sender: Any?)
 }
 
 public class OpenURLEvent: UIEvent {
@@ -153,6 +162,22 @@ public class KeyboardShortcuts {
                         action: #selector(ShortcutResponder.stop)
                     )
                 ]),
+                
+                UIMenu(options: .displayInline, children: [
+                    // Raise Script Policy Restriction
+                    UIKeyCommand(
+                        modifiers: [.alternate], input: "x",
+                        title: "Raise Script Policy Restriction",
+                        action: #selector(ShortcutResponder.raiseScriptPolicyRestriction)
+                    ),
+                    
+                    // Lower Script Policy Restriction
+                    UIKeyCommand(
+                        modifiers: [.alternate], input: "c",
+                        title: "Lower Script Policy Restriction",
+                        action: #selector(ShortcutResponder.lowerScriptPolicyRestriction)
+                    ),
+                ])
             ].removeNulls()
             
         case .go:
@@ -201,6 +226,30 @@ public class KeyboardShortcuts {
             
         case .view:
             return [
+                // Zoom
+                UIMenu(options: .displayInline, children: [
+                    // Actual Size
+                    UIKeyCommand(
+                        modifiers: .command, input: "0",
+                        title: "Actual Size",
+                        action: #selector(ShortcutResponder.zoomToActualSize)
+                    ),
+                    
+                    // Increase Zoom
+                    UIKeyCommand(
+                        modifiers: .command, input: "=",
+                        title: "Zoom In",
+                        action: #selector(UIResponder.increaseSize)
+                    ),
+                    
+                    // Go Forward
+                    UIKeyCommand(
+                        modifiers: .command, input: "-",
+                        title: "Zoom Out",
+                        action: #selector(UIResponder.decreaseSize)
+                    ),
+                ]),
+
                 // Toggle Dark Mode
                 UIKeyCommand(
                     modifiers: [.command], input: "M",

App/Resources/darkmode.css

@@ -8,7 +8,6 @@ html, iframe {
   -webkit-filter: invert(100%) !important;
 }
 
-em,
 img,
 svg,
 form,

App/Settings/AddSearchEngineViewController.swift

@@ -0,0 +1,74 @@
+//
+//  AddSearchEngineViewController.swift
+//  App
+//
+//  Created by James Magahern on 9/29/25.
+//
+
+import SwiftUI
+import UIKit
+
+@MainActor
+struct AddSearchEngineView: View
+{
+    @State var model: ViewModel
+
+    var body: some View {
+        Form {
+            Section {
+                HStack {
+                    Text("Name")
+                    TextField("Name", text: $model.name)
+                        .multilineTextAlignment(.trailing)
+                        .autocorrectionDisabled()
+                }
+            }
+
+            Section {
+                HStack {
+                    Text("URL")
+                    TextField("https://example.com/query=%q", text: $model.url)
+                        .multilineTextAlignment(.trailing)
+                        .autocorrectionDisabled()
+                        .textContentType(.none)
+                }
+            } footer: {
+                Text("URL must contain %q, which will be replaced by the query. ")
+            }
+
+            Section {
+                Toggle("Set as default", isOn: $model.makeDefault)
+            }
+        }
+        .navigationTitle("Add Search Engine")
+    }
+
+    @MainActor
+    @Observable
+    class ViewModel
+    {
+        var name: String = ""
+        var url: String = ""
+        var makeDefault: Bool = false
+    }
+}
+
+@MainActor
+class AddSearchEngineViewController: UIHostingController<AddSearchEngineView>
+{
+    public var viewModel: AddSearchEngineView.ViewModel
+
+    init() {
+        self.viewModel = AddSearchEngineView.ViewModel()
+        super.init(rootView: AddSearchEngineView(model: viewModel))
+    }
+    
+    @MainActor @preconcurrency required dynamic init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+}
+
+#Preview {
+    @Previewable @State var model = AddSearchEngineView.ViewModel()
+    AddSearchEngineView(model: model)
+}

App/Settings/Amber/AmberSettingsView.swift

@@ -23,8 +23,8 @@ struct AmberSettingsView: View {
     @Environment(\.presentationMode)
         @Binding private var presentationMode
     
-    @State private var searchProvider = Settings.shared.searchProvider {
+    @State private var defaultSearchEngineName = Settings.shared.defaultSearchEngineName {
-        didSet { Settings.shared.searchProvider = searchProvider }
+        didSet { Settings.shared.defaultSearchEngineName = defaultSearchEngineName }
     }
     
     var body: some View {
@@ -35,12 +35,12 @@ struct AmberSettingsView: View {
                 })
                 
                 Section(header: Text("Search Provider"), content: {
-                    ForEach(Settings.SearchProviderSetting.allCases, id: \.self, content: { setting in
+                    ForEach(Array(Settings.shared.searchEngines.keys).sorted(), id: \.self, content: { name in
-                        Button(action: { searchProvider = setting }, label: {
+                        Button(action: { defaultSearchEngineName = name }, label: {
                             HStack {
-                                Text(setting.rawValue)
+                                Text(name)
                                 Spacer()
-                                if searchProvider == setting {
+                                if defaultSearchEngineName == name {
                                     Image(systemName: "checkmark")
                                 }
                             }

App/Settings/GeneralSettingsViewController.swift

@@ -109,55 +109,56 @@ class GeneralSettingsViewController: UIViewController
         case searchEngine = "Search Engine"
         case syncServer = "Sync Server"
     }
-    
+
     typealias Item = String
-    
+
     static let SearchProviderPopupItem = "searchProvider.popup"
     static let SyncServerItem = "syncServer.field"
-    
+
     let dataSource: UICollectionViewDiffableDataSource<Section, Item>
     let collectionView: UICollectionView
-    
+    let viewModel: ViewModel
+
     static func createLayout(forIdiom idiom: UIUserInterfaceIdiom) -> UICollectionViewLayout {
-        #if targetEnvironment(macCatalyst)
+#if targetEnvironment(macCatalyst)
-            let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0),
+        let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0),
-                                                 heightDimension: .fractionalHeight(1.0))
+                                              heightDimension: .fractionalHeight(1.0))
-            let item = NSCollectionLayoutItem(layoutSize: itemSize)
+        let item = NSCollectionLayoutItem(layoutSize: itemSize)
 
-            let groupSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(0.60),
+        let groupSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(0.60),
-                                                  heightDimension: .absolute(44))
+                                               heightDimension: .absolute(44))
-            
-            let group = NSCollectionLayoutGroup.horizontal(layoutSize: groupSize, subitem: item, count: 1)
-            group.edgeSpacing = NSCollectionLayoutEdgeSpacing(leading: .flexible(1.0), top: nil, trailing: nil, bottom: nil)
-            
-            let insets = NSDirectionalEdgeInsets(top: 24.0, leading: 64.0, bottom: 24.0, trailing: 64.0)
-            
-            let headerFooterSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(0.40),
-                                                          heightDimension: .estimated(44.0))
-            let sectionHeader = NSCollectionLayoutBoundarySupplementaryItem(
-                layoutSize: headerFooterSize,
-                elementKind: UICollectionView.elementKindSectionHeader,
-                alignment: .topLeading,
-                absoluteOffset: CGPoint(x: insets.leading, y: insets.top + 5.0)
-            )
-            sectionHeader.extendsBoundary = false
-            sectionHeader.contentInsets = insets
 
-            let section = NSCollectionLayoutSection(group: group)
+        let group = NSCollectionLayoutGroup.horizontal(layoutSize: groupSize, subitem: item, count: 1)
-            // section.interGroupSpacing = spacing
+        group.edgeSpacing = NSCollectionLayoutEdgeSpacing(leading: .flexible(1.0), top: nil, trailing: nil, bottom: nil)
-            section.contentInsets = insets
-            section.supplementariesFollowContentInsets = true
-            section.boundarySupplementaryItems = [ sectionHeader ]
 
-            let layout = UICollectionViewCompositionalLayout(section: section)
+        let insets = NSDirectionalEdgeInsets(top: 24.0, leading: 64.0, bottom: 24.0, trailing: 64.0)
-            return layout
+
-        #else
+        let headerFooterSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(0.40),
-            var listConfiguration = UICollectionLayoutListConfiguration(appearance: .insetGrouped)
+                                                      heightDimension: .estimated(44.0))
-            listConfiguration.headerMode = .supplementary
+        let sectionHeader = NSCollectionLayoutBoundarySupplementaryItem(
-            return UICollectionViewCompositionalLayout.list(using: listConfiguration)
+            layoutSize: headerFooterSize,
-        #endif
+            elementKind: UICollectionView.elementKindSectionHeader,
+            alignment: .topLeading,
+            absoluteOffset: CGPoint(x: insets.leading, y: insets.top + 5.0)
+        )
+        sectionHeader.extendsBoundary = false
+        sectionHeader.contentInsets = insets
+
+        let section = NSCollectionLayoutSection(group: group)
+        // section.interGroupSpacing = spacing
+        section.contentInsets = insets
+        section.supplementariesFollowContentInsets = true
+        section.boundarySupplementaryItems = [ sectionHeader ]
+
+        let layout = UICollectionViewCompositionalLayout(section: section)
+        return layout
+#else
+        var listConfiguration = UICollectionLayoutListConfiguration(appearance: .insetGrouped)
+        listConfiguration.headerMode = .supplementary
+        return UICollectionViewCompositionalLayout.list(using: listConfiguration)
+#endif
     }
-    
+
     static func sectionHeaderConfiguration(forIdiom idiom: UIUserInterfaceIdiom, sectionName: String) -> UIContentConfiguration {
         if idiom == .mac {
             return LabelContentConfiguration(
@@ -166,33 +167,41 @@ class GeneralSettingsViewController: UIViewController
                 textAlignment: .right
             )
         } else {
-            var config = UIListContentConfiguration.plainHeader()
+            var config = UIListContentConfiguration.header()
             config.text = sectionName
             return config
         }
     }
 
-    #if targetEnvironment(macCatalyst)
+#if targetEnvironment(macCatalyst)
     static let staticIdiom = UIUserInterfaceIdiom.mac
-    #else
+#else
     static let staticIdiom = UIUserInterfaceIdiom.pad
-    #endif
+#endif
-    
+
     init() {
         let actionHandler = { (action: UIAction) in
-            let providerString = action.title
+            let engineName = action.title
-            let provider = Settings.SearchProviderSetting(rawValue: providerString)!
+            Settings.shared.defaultSearchEngineName = engineName
-            Settings.shared.searchProvider = provider
         }
-        
+
+        let viewModel = ViewModel()
         let itemCellRegistry = UICollectionView.CellRegistration<UICollectionViewCell, Item> { cell, indexPath, identifier in
             if identifier == Self.SearchProviderPopupItem {
-                let menu = UIMenu(children: Settings.SearchProviderSetting.allCases.map { provider in
+                let names = Settings.shared.searchEngines.keys.sorted()
-                    let action = UIAction(title: provider.rawValue, handler: actionHandler)
+                var engineMenuItems: [UIMenuElement] = names.map { name in
-                    action.state = Settings.shared.searchProvider == provider ? .on : .off
+                    let action = UIAction(title: name, handler: actionHandler)
+                    action.state = (Settings.shared.defaultSearchEngineName == name) ? .on : .off
                     return action
-                })
+                }
-                
+
+                engineMenuItems.append(UIMenu(options: .displayInline, children: [
+                    UIAction(title: "Manage Search Engines…", handler: { _ in
+                        viewModel.onManageSearchEngines()
+                    })
+                ]))
+
+                let menu = UIMenu(children: engineMenuItems)
                 cell.contentConfiguration = ButtonContentConfiguration(menu: menu)
             } else if identifier == Self.SyncServerItem {
                 cell.contentConfiguration = TextFieldContentConfiguration(
@@ -206,58 +215,114 @@ class GeneralSettingsViewController: UIViewController
                     returnKeyType: .done
                 )
             }
-            
+
 #if !targetEnvironment(macCatalyst)
-            cell.backgroundConfiguration = UIBackgroundConfiguration.listGroupedCell()
+            cell.backgroundConfiguration = UIBackgroundConfiguration.listCell()
 #endif
         }
-                
+
         let sectionHeaderRegistry = UICollectionView.SupplementaryRegistration<UICollectionViewCell>(elementKind: UICollectionView.elementKindSectionHeader, handler: {
-        (cell, string, indexPath) in
+            (cell, string, indexPath) in
             let sectionName = Section.allCases[indexPath.section].rawValue
             cell.contentConfiguration = Self.sectionHeaderConfiguration(forIdiom: Self.staticIdiom, sectionName: sectionName)
         })
-        
+
         let layout = Self.createLayout(forIdiom: Self.staticIdiom)
         collectionView = UICollectionView(frame: .zero, collectionViewLayout: layout)
         collectionView.backgroundColor = .systemGroupedBackground
-        
+
         dataSource = UICollectionViewDiffableDataSource<Section, Item>(collectionView: collectionView) {
-        (collectionView, indexPath, identifier) in
+            (collectionView, indexPath, identifier) in
             return collectionView.dequeueConfiguredReusableCell(using: itemCellRegistry, for: indexPath, item: identifier)
         }
-        
+
         dataSource.supplementaryViewProvider = { collectionView, elementKind, indexPath in
             return collectionView.dequeueConfiguredReusableSupplementary(using: sectionHeaderRegistry, for: indexPath)
         }
-        
+
+        self.viewModel = viewModel
+
         super.init(nibName: nil, bundle: nil)
-        
+
         collectionView.delegate = self
         tabBarItem.title = "General"
         tabBarItem.image = UIImage(systemName: "gear")
+
+        let resetPopup = { [weak self] in
+            guard let self else { return }
+            
+            var snapshot = dataSource.snapshot()
+            snapshot.reloadItems([ Self.SearchProviderPopupItem ])
+            dataSource.apply(snapshot, animatingDifferences: false)
+        }
+
+        viewModel.onManageSearchEngines = { [weak self] in
+            guard let self else { return }
+
+            // Reset menu item (to show currently selected search engine)
+            resetPopup()
+
+            let viewController = ManageSearchEnginesViewController()
+            viewController.title = "Manage Search Engines"
+
+            viewController.model.onAddSearchEngine = { [weak self] in
+                guard let self else { return }
+
+                let addSearchEngineViewController = AddSearchEngineViewController()
+                let navController = UINavigationController(rootViewController: addSearchEngineViewController)
+
+                // Cancel
+                addSearchEngineViewController.navigationItem.leftBarButtonItem = UIBarButtonItem(systemItem: .cancel, primaryAction: UIAction { _ in
+                    navController.dismiss(animated: true)
+                })
+
+                // Done
+                addSearchEngineViewController.navigationItem.rightBarButtonItem = UIBarButtonItem(systemItem: .done, primaryAction: UIAction { [weak self] _ in
+                    self?.saveCustomSearchEngine(model: addSearchEngineViewController.viewModel)
+                    navController.dismiss(animated: true)
+
+                    resetPopup()
+                    viewController.model.reloadConfiguredEngines()
+                })
+
+                self.present(navController, animated: true)
+            }
+
+            viewController.model.onChangeEngines = {
+                resetPopup()
+            }
+
+            #if targetEnvironment(macCatalyst)
+                let alertController = UIAlertController(title: "Not yet implemented for macOS.", message: nil, preferredStyle: .alert)
+                alertController.addAction(UIAlertAction(title: "OK", style: .default, handler: { _ in alertController.dismiss(animated: true) }))
+                present(alertController, animated: true)
+            #else
+                navigationController?.pushViewController(viewController, animated: true)
+            #endif
+        }
     }
-    
+
     required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
-    
+
     override func loadView() {
         self.view = collectionView
     }
-    
+
     override func viewDidLoad() {
         super.viewDidLoad()
-        
+        applySnapshot(animatingDifferences: false)
-        var snapshot = dataSource.snapshot()
-        snapshot.appendSections(Section.allCases)
-        // iOS
-        // snapshot.appendItems(Settings.SearchProviderSetting.allCases.map { $0.rawValue }, toSection: .searchEngine)
-        snapshot.appendItems([ Self.SearchProviderPopupItem ], toSection: .searchEngine)
-        snapshot.appendItems([ Self.SyncServerItem ], toSection: .syncServer)
-        dataSource.apply(snapshot, animatingDifferences: false)
     }
 
+    // MARK: - Types
+
+    @MainActor
+    @Observable
+    class ViewModel
+    {
+        var onManageSearchEngines: () -> Void = {}
+    }
 }
 
 extension GeneralSettingsViewController : UICollectionViewDelegate {
@@ -265,3 +330,36 @@ extension GeneralSettingsViewController : UICollectionViewDelegate {
         false
     }
 }
+
+private extension GeneralSettingsViewController {
+    func applySnapshot(animatingDifferences: Bool) {
+        var snapshot = NSDiffableDataSourceSnapshot<Section, Item>()
+        snapshot.appendSections(Section.allCases)
+        snapshot.appendItems([ Self.SearchProviderPopupItem ], toSection: .searchEngine)
+        snapshot.appendItems([ Self.SyncServerItem ], toSection: .syncServer)
+        dataSource.apply(snapshot, animatingDifferences: animatingDifferences)
+    }
+    
+    func saveCustomSearchEngine(model: AddSearchEngineView.ViewModel) {
+        let name = model.name.trimmingCharacters(in: .whitespacesAndNewlines)
+        let url = model.url.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !name.isEmpty, !url.isEmpty else { return }
+
+        // Require placeholder
+        guard url.contains("%q") || url.contains("%s") else { return }
+        
+        // Save
+        var engines = Settings.shared.searchEngines
+        engines[name] = url
+        Settings.shared.searchEngines = engines
+
+        if model.makeDefault {
+            Settings.shared.defaultSearchEngineName = name
+        }
+
+        // Reset inputs and refresh UI
+        var snapshot = dataSource.snapshot()
+        snapshot.reloadItems([ Self.SearchProviderPopupItem ])
+        dataSource.apply(snapshot, animatingDifferences: false)
+    }
+}

App/Settings/ManageSearchEnginesViewController.swift

@@ -0,0 +1,139 @@
+//
+//  ManageSearchEnginesViewController.swift
+//  App
+//
+//  Created by James Magahern on 9/29/25.
+//
+
+import SwiftUI
+import UIKit
+
+@MainActor
+struct ManageSearchEnginesView: View
+{
+    @State var model: ViewModel
+
+    var body: some View {
+        Form {
+            Section {
+                List($model.configuredEngines, editActions: .delete) { row in
+                    HStack {
+                        Image(uiImage: .checkmark)
+                            .opacity(row.wrappedValue.isDefault ? 1.0 : 0.0)
+
+                        VStack(alignment: .leading) {
+                            Text(row.wrappedValue.name)
+                                .font(.body)
+                                .bold()
+
+                            Text(row.wrappedValue.url)
+                                .font(.caption)
+                        }
+                    }
+                    .id(row.id)
+
+                    .swipeActions(edge: .leading) {
+                        Button { model.makeDefault(row.id) } label: {
+                            Label("Make Default", systemImage: "checkmark")
+                        }
+                        .tint(.blue)
+                    }
+
+                    .swipeActions(edge: .trailing) {
+                        Button(role: .destructive) { model.deleteEngine(row.id) } label: {
+                            Label("Delete", systemImage: "trash")
+                        }
+                        .disabled(model.configuredEngines.count <= 1)
+                    }
+                }
+            }
+
+            Section {
+                Button("Add Search Engine…") {
+                    model.onAddSearchEngine()
+                }
+            }
+        }
+    }
+
+    // MARK: - Types
+
+    @MainActor
+    @Observable
+    class ViewModel
+    {
+        var configuredEngines: [ConfiguredEngine] = []
+        var onAddSearchEngine: () -> Void = {}
+        var onChangeEngines: () -> Void = {}
+
+        init() {
+            reloadConfiguredEngines()
+        }
+
+        func reloadConfiguredEngines() {
+            let defaultEngine = Settings.shared.defaultSearchEngineName
+            self.configuredEngines = Settings.shared.searchEngines.map { val in
+                ConfiguredEngine(
+                    name: val.key,
+                    url: val.value,
+                    isDefault: val.key == defaultEngine
+                )
+            }
+        }
+
+        func deleteEngine(_ id: ConfiguredEngine.ID) {
+            let engine = configuredEngines.first { $0.url == id }!
+
+            var engines = Settings.shared.searchEngines
+            engines.removeValue(forKey: engine.name)
+            Settings.shared.searchEngines = engines
+
+            if engine.isDefault {
+                // Pick another default
+                if let firstEngine = engines.first {
+                    Settings.shared.defaultSearchEngineName = firstEngine.key
+                }
+            }
+
+            reloadConfiguredEngines()
+            onChangeEngines()
+        }
+
+        func makeDefault(_ id: ConfiguredEngine.ID) {
+            let engineName = configuredEngines.first { $0.url == id }!.name
+            Settings.shared.defaultSearchEngineName = engineName
+
+            reloadConfiguredEngines()
+            onChangeEngines()
+        }
+    }
+
+    struct ConfiguredEngine: Identifiable
+    {
+        let name: String
+        let url: String
+        let isDefault: Bool
+
+        var id: String { url }
+    }
+}
+
+@MainActor
+class ManageSearchEnginesViewController: UIHostingController<ManageSearchEnginesView>
+{
+    let model: ManageSearchEnginesView.ViewModel
+    
+    init() {
+        self.model = ManageSearchEnginesView.ViewModel()
+        super.init(rootView: ManageSearchEnginesView(model: model))
+    }
+    
+    required dynamic init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+}
+
+#Preview {
+    @Previewable @State var model = ManageSearchEnginesView.ViewModel()
+    ManageSearchEnginesView(model: model)
+}

App/Settings/Settings.swift

@@ -74,26 +74,28 @@ extension String: RawRepresentable {
 class Settings
 {
     static let shared = Settings()
-    
+
-    public enum SearchProviderSetting: String, CaseIterable {
+    // Map of search engine name -> URL template containing %q or %s placeholder
-        case google         = "Google"
+    // Defaults preserve the previous built-in engines
-        case duckduckgo     = "DuckDuckGo"
+    @SettingProperty(key: "searchEngines")
-        case searxnor       = "Searx.nor"
+    public var searchEngines: [String: String] = [
-        case whoogle        = "Whoogle.nor"
+        "Google":      "https://google.com/search?q=%q&gbv=1",
-        
+        "DuckDuckGo":  "https://html.duckduckgo.com/html/?q=%q",
-        func provider() -> SearchProvider {
+    ]
-            switch self {
+
-                case .google:     return SearchProvider.google
+    // Name of the default search engine from `searchEngines`
-                case .duckduckgo: return SearchProvider.duckduckgo
+    @SettingProperty(key: "defaultSearchEngine")
-                case .searxnor:   return SearchProvider.searxnor
+    public var defaultSearchEngineName: String = "Searx.nor"
-                case .whoogle:    return SearchProvider.whoogle
+
-            }
+    // Convenience to build a SearchProvider from current default
+    func currentSearchProvider() -> SearchProvider {
+        if let template = searchEngines[defaultSearchEngineName] {
+            return SearchProvider.fromTemplate(template)
         }
+        // Fallback to Google if something goes wrong
+        return SearchProvider.fromTemplate("https://google.com/search?q=%q&gbv=1")
     }
     
-    @SettingProperty(key: "searchProvider")
-    public var searchProvider: SearchProviderSetting = .searxnor
-    
     @SettingProperty(key: "redirectRules")
     public var redirectRules: [String: String] = [:]
     

App/Supporting Files/Info.plist

@@ -34,6 +34,8 @@
 	</array>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
+	<key>LSApplicationCategoryType</key>
+	<string>public.app-category.utilities</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
 	<key>NSAppTransportSecurity</key>

App/Supporting Files/SBrowser-Bridging-Header.h

@@ -5,8 +5,9 @@
 #import "SBRProcessBundleBridge.h"
 #import "SBRScriptPolicy.h"
 
+#import "WebKitDefines.h"
+
 // SPI
-#import <UIKit/UITextField_Private.h>
 #import <WebKit/WKWebViewPrivate.h>
 #import <WebKit/_WKFindDelegate.h>
 

App/Supporting Files/SBrowser.entitlements

@@ -6,9 +6,5 @@
 	<true/>
 	<key>com.apple.security.network.client</key>
 	<true/>
-	<key>com.apple.developer.web-browser</key>
-	<true/>
-	<key>com.apple.developer.device-information.user-assigned-device-name</key>
-	<true/>
 </dict>
 </plist>

App/Supporting Files/WebKitDefines.h

@@ -0,0 +1,19 @@
+//
+//  WebKitDefines.h
+//  SBrowser
+//
+//  Created by James Magahern on 4/11/25.
+//
+
+#ifndef WebKitDefines_h
+#define WebKitDefines_h
+
+#define WK_API_AVAILABLE(...)
+#define WK_API_UNAVAILABLE(...)
+#define WK_CLASS_AVAILABLE(...) __attribute__((visibility("default"))) WK_API_AVAILABLE(__VA_ARGS__)
+#define WK_API_DEPRECATED(_message, ...) __attribute__((deprecated(_message)))
+#define WK_API_DEPRECATED_WITH_REPLACEMENT(_replacement, ...) __attribute__((deprecated("use " #_replacement)))
+#define WK_CLASS_DEPRECATED_WITH_REPLACEMENT(_replacement, ...) __attribute__((visibility("default"))) __attribute__((deprecated("use " #_replacement)))
+
+
+#endif /* WebKitDefines_h */

App/Tabs/Tab.swift

@@ -19,12 +19,8 @@ class Tab: NSObject, SBRProcessBundleBridgeDelegate
     
     public var tabInfo: TabInfo {
         get {
-            TabInfo(
+            updateMetadata()
-                title: loadedWebView?.title,
+            return _tabInfo
-                urlString: loadedWebView?.url?.absoluteString ?? self.homeURL?.absoluteString,
-                faviconData: self.favicon?.pngData(),
-                identifier: self.identifier
-            )
         }
     }
     
@@ -43,6 +39,8 @@ class Tab: NSObject, SBRProcessBundleBridgeDelegate
     }
     public var policyManager: ResourcePolicyManager
     
+    private var _tabInfo: TabInfo = TabInfo()
+    
     private var loadedWebView: WKWebView? = nil
     public var title: String? { get { tabInfo.title } }
     public var url: URL? {
@@ -82,6 +80,7 @@ class Tab: NSObject, SBRProcessBundleBridgeDelegate
     @Published public var favicon: UIImage?
     
     public var loadError: Error?
+    public var contentProcessTerminated: Bool = false 
     
     private var faviconHost: String?
     private var faviconRequest: AnyCancellable?
@@ -151,4 +150,15 @@ class Tab: NSObject, SBRProcessBundleBridgeDelegate
                 .assign(to: \.favicon, on: self)
         }
     }
+    
+    private func updateMetadata() {
+        guard contentProcessTerminated == false else { return }
+        
+        _tabInfo = TabInfo(
+            title: loadedWebView?.title,
+            urlString: loadedWebView?.url?.absoluteString ?? self.homeURL?.absoluteString,
+            faviconData: self.favicon?.pngData(),
+            identifier: self.identifier
+        )
+    }
 }

App/Tabs/TabController.swift

@@ -33,6 +33,10 @@ class TabController
         tabs.first { $0.identifier == identifier }
     }
     
+    func tab(forWebView webView: WKWebView) -> Tab? {
+        tabs.first { $0.webView == webView }
+    }
+    
     func createNewTab(url: URL?) -> Tab {
         return self.createNewTab(url: url, webViewConfiguration: nil)
     }

App/Titlebar and URL Bar/TitlebarView.swift

@@ -6,7 +6,6 @@
 //
 
 import UIKit
-import QuartzCore_Private
 
 class SecurityIndicatorView: UIView
 {
@@ -70,7 +69,7 @@ class TitlebarView: UIView
         addSubview(separatorView)
         
         separatorView.backgroundColor = UIColor(white: 1.0, alpha: 0.20)
-        separatorView.layer.compositingFilter = kCAFilterPlusL
+        separatorView.layer.compositingFilter = "kCAFilterPlusL"
         
         titleLabelView.textColor = .white
         titleLabelView.layer.shadowColor = UIColor.black.cgColor

App/Titlebar and URL Bar/URLBar.swift

@@ -183,7 +183,7 @@ class URLBar: ReliefButton
         
         controlsView.autoresizingMask = []
         controlsView.clearButton.addAction(.init(handler: { [textField] _ in
-            textField.clearText()
+            textField.text = ""
         }), for: .primaryActionTriggered)
         
         controlsView.autocorrectButton.addAction(.init(handler: { [unowned self] _ in

App/Utilities/Geometry.swift

@@ -33,14 +33,14 @@ extension CGRect
     
     public func centeredY(inRect: CGRect) -> CGRect {
         var rect = self
-        rect.origin.y = CGRound(inRect.origin.y + (inRect.height - rect.height) / 2.0)
+        rect.origin.y = (inRect.origin.y + (inRect.height - rect.height) / 2.0).rounded()
         
         return rect
     }
     
     public func centeredX(inRect: CGRect) -> CGRect {
         var rect = self
-        rect.origin.x = CGRound(inRect.origin.x + (inRect.width - rect.width) / 2.0)
+        rect.origin.x = (inRect.origin.x + (inRect.width - rect.width) / 2.0).rounded()
         
         return rect
     }

App/Utilities/StringUtilities.swift

@@ -24,3 +24,10 @@ extension String {
         return replacingCharacters(in: startIndex..<endIndex, with: "…")
     }
 }
+
+extension URL {
+    internal var securityOrigin: String {
+        // TODO: This could be smarter…
+        return self.host() ?? ""
+    }
+}

App/Web Process Bundle Bridge/SBRProcessBundleBridge.h

@@ -36,8 +36,6 @@ NS_SWIFT_NAME(ProcessBundleBridge)
 @property (nonatomic, assign) BOOL allowAllScripts; // default is NO
 @property (nonatomic, assign) BOOL darkModeEnabled;
 
-@property (nonatomic, readonly) BOOL webContentProcessConnected;
-
 - (instancetype)initWithWebViewConfiguration:(nullable WKWebViewConfiguration *)webViewConfiguration NS_DESIGNATED_INITIALIZER;
 
 - (void)policyDataSourceDidChange;

App/Web Process Bundle Bridge/SBRProcessBundleBridge.m

@@ -7,64 +7,117 @@
 
 #import "SBRProcessBundleBridge.h"
 
-#import "SBRWebProcessDelegate.h"
+#import "SBRScriptPolicy.h"
-#import "SBRWebProcessProxy.h"
+#import "Hacks.h"
+
+#import <OSLog/OSLog.h>
 
 #import <WebKit/_WKRemoteObjectInterface.h>
 #import <WebKit/_WKRemoteObjectRegistry.h>
 #import <WebKit/_WKProcessPoolConfiguration.h>
-#import <WebKit/_WKUserStyleSheet.h>
 
 #import <WebKit/WKProcessPoolPrivate.h>
 #import <WebKit/WKWebViewPrivate.h>
 #import <WebKit/WKWebViewConfigurationPrivate.h>
-#import <WebKit/WKUserContentControllerPrivate.h>
 
-@interface SBRProcessBundleBridge () <SBRWebProcessDelegate>
+#define WKUserStyleSheet id
+#define WKUserStyleSheetEncodedClassName "X1dLVXNlclN0eWxlU2hlZXQ="
+
+@interface StyleSheet : NSObject <NSCopying>
+@property (nonatomic, readonly, copy) NSString *source;
+@property (nonatomic, readonly, copy) NSURL *baseURL;
+@property (nonatomic, readonly, getter=isForMainFrameOnly) BOOL forMainFrameOnly;
+
+- (instancetype)initWithSource:(NSString *)source forMainFrameOnly:(BOOL)forMainFrameOnly;
+@end
+
+@interface WKUserContentController (Private)
+- (void)__addUserStyleSheet:(WKUserStyleSheet)userStyleSheet;
+- (void)__removeUserStyleSheet:(WKUserStyleSheet)userStyleSheet;
+- (void)__addUserScriptImmediately:(WKUserScript *)userScript;
+@end
+
+@implementation WKUserContentController (Private)
+
+- (void)__addUserStyleSheet:(id)userStyleSheet
+{
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
+    [self performSelector:DecodedSelector("X2FkZFVzZXJTdHlsZVNoZWV0Og==") withObject:userStyleSheet];
+#pragma clang diagnostic pop
+}
+
+- (void)__removeUserStyleSheet:(id)userStyleSheet
+{
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
+    [self performSelector:DecodedSelector("X3JlbW92ZVVzZXJTdHlsZVNoZWV0Og==") withObject:userStyleSheet];
+#pragma clang diagnostic pop
+}
+
+- (void)__addUserScriptImmediately:(WKUserScript *)userScript
+{
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
+    [self performSelector:DecodedSelector("X2FkZFVzZXJTY3JpcHRJbW1lZGlhdGVseTo=") withObject:userScript];
+#pragma clang diagnostic pop
+}
+
+@end
+
+#define LOG_DEBUG(format, ...) os_log_debug(_log, format, ##__VA_ARGS__)
+#define LOG_ERROR(format, ...) os_log_error(_log, format, ##__VA_ARGS__)
+
+@interface NSURLResponse (BridgeAdditions)
+@property (nonatomic, readonly) BOOL isJavascriptResponse;
+@end
+
+@implementation NSURLResponse (BridgeAdditions)
+
+- (BOOL)isJavascriptResponse
+{
+    NSString *extension = [[self URL] pathExtension];
+    if ([[extension lowercaseString] isEqualToString:@"js"]) {
+        return YES;
+    }
+    
+    NSString *MIMEType = [self MIMEType];
+    if ([[MIMEType lowercaseString] containsString:@"javascript"]) {
+        return YES;
+    }
+    
+    return NO;
+}
+
+@end
+
+@interface SBRProcessBundleBridge () <WKURLSchemeHandler>
 
 @end
 
 @implementation SBRProcessBundleBridge {
+    os_log_t                _log;
+    
     WKWebView              *_webView;
     WKWebViewConfiguration *_webViewConfiguration;
     WKProcessPool          *_processPool;
-    id<SBRWebProcessProxy> _webProcessProxy;
     
-    _WKUserStyleSheet     *_darkModeStyleSheet;
+    WKUserStyleSheet       _darkModeStyleSheet;
     WKUserScript          *_readabilityScript;
     
     NSArray<WKUserScript *> *_userScripts;
     
+    dispatch_queue_t _dataTasksAccessQueue;
+    NSMutableDictionary<NSURLRequest *, NSURLSessionDataTask *> *_dataTasks;
+    
     // These come from settings. 
-    _WKUserStyleSheet *_customizedUserStylesheet;
+    WKUserStyleSheet   _customizedUserStylesheet;
     WKUserScript      *_customizedUserScript;
 }
 
 - (void)tearDown
 {
-    [[_webView _remoteObjectRegistry] unregisterExportedObject:self interface:[self _webProcessDelegateInterface]];
+    // This was used to unregister the delegate with the web process.
-}
-
-- (_WKRemoteObjectInterface *)_webProcessDelegateInterface
-{
-    static dispatch_once_t onceToken;
-    static _WKRemoteObjectInterface *interface = nil;
-    dispatch_once(&onceToken, ^{
-        interface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(SBRWebProcessDelegate)];
-    });
-    
-    return interface;
-}
-
-- (_WKRemoteObjectInterface *)_webProcessProxyInterface
-{
-    static dispatch_once_t onceToken;
-    static _WKRemoteObjectInterface *interface = nil;
-    dispatch_once(&onceToken, ^{
-        interface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(SBRWebProcessProxy)];
-    });
-    
-    return interface;
 }
 
 - (instancetype)initWithWebViewConfiguration:(WKWebViewConfiguration *)webViewConfiguration
@@ -72,32 +125,22 @@
     self = [super init];
     if (self) {
         if (!webViewConfiguration) {
+            _log = os_log_create("net.buzzert.attractor.webview", "bridge");
+            
             webViewConfiguration = [[WKWebViewConfiguration alloc] init];
-            
-            // Inject bundle
-            _WKProcessPoolConfiguration *poolConfiguration = [[_WKProcessPoolConfiguration alloc] init];
-            NSURL *bundleURL = [[[NSBundle mainBundle] builtInPlugInsURL] URLByAppendingPathComponent:@"SBrowserProcessBundle.bundle"];
-            
-            // Make sure it exists. Bail if otherwise.
-            NSBundle *pluginBundle = [NSBundle bundleWithURL:bundleURL];
-            NSAssert(pluginBundle != nil, @"Attix process bundle not found at %@", bundleURL.path);
-            
-            [poolConfiguration setInjectedBundleURL:bundleURL];
 
             // Set up process pool
-            _processPool = [[WKProcessPool alloc] _initWithConfiguration:poolConfiguration];
+            _processPool = [[WKProcessPool alloc] init];
-            
-            // Initialize allowed origins now
-            NSDictionary<NSString *, NSNumber *> *policies = [_policyDataSource scriptPolicyTypeByOrigin];
-            NSArray<NSString *> *allowedOrigins = [[_policyDataSource allowedOriginsForScriptResources] allObjects];
-            [_processPool _setObject:allowedOrigins forBundleParameter:SBRGetAllowedOriginsKey()];
-            [_processPool _setObject:@(_allowAllScripts) forBundleParameter:SBRGetAllScriptsAllowedKey()];
-            [_processPool _setObject:policies forBundleParameter:SBRGetPolicyTypeByOriginKey()];
-            
             webViewConfiguration.processPool = _processPool;
             
             webViewConfiguration._waitsForPaintAfterViewDidMoveToWindow = NO;
             webViewConfiguration._applePayEnabled = YES;
+            
+            _dataTasks = [NSMutableDictionary dictionary];
+            _dataTasksAccessQueue = dispatch_queue_create("net.buzzert.attractor.dataTasksAccess", DISPATCH_QUEUE_SERIAL);
+            
+            [webViewConfiguration setURLSchemeHandler:self forURLScheme:@"http"];
+            [webViewConfiguration setURLSchemeHandler:self forURLScheme:@"https"];
         }
         
         _webViewConfiguration = webViewConfiguration;
@@ -117,12 +160,6 @@
             webView.findInteractionEnabled = YES;
         }
         
-        // Configure proxy interface (interface to remote web process)
-        _webProcessProxy = [[webView _remoteObjectRegistry] remoteObjectProxyWithInterface:[self _webProcessProxyInterface]];
-        
-        // Configure delegate interface (registering us as the web process delegate for the remote process)
-        [[webView _remoteObjectRegistry] registerExportedObject:self interface:[self _webProcessDelegateInterface]];
-        
         _webView = webView;
     }
     
@@ -151,10 +188,8 @@
 - (void)reloadCustomizedUserScriptsAndStylesheets
 {
     WKUserContentController *userContentController = [_webViewConfiguration userContentController];
-    if (_customizedUserScript) {
+    [userContentController removeAllUserScripts];
-        [userContentController _removeUserScript:_customizedUserScript];
+        
-    }
-    
     NSString *scriptSource = [[NSUserDefaults standardUserDefaults] stringForKey:@"userScript"];
     if ([scriptSource length]) {
         _customizedUserScript = [[WKUserScript alloc] initWithSource:scriptSource injectionTime:WKUserScriptInjectionTimeAtDocumentEnd forMainFrameOnly:YES];
@@ -162,55 +197,123 @@
     }
     
     if (_customizedUserStylesheet) {
-        [userContentController _removeUserStyleSheet:_customizedUserStylesheet];
+        [userContentController __removeUserStyleSheet:_customizedUserStylesheet];
     }
     
     NSString *stylesheetSource = [[NSUserDefaults standardUserDefaults] stringForKey:@"userStylesheet"];
     if ([stylesheetSource length]) {
-        _customizedUserStylesheet = [[_WKUserStyleSheet alloc] initWithSource:stylesheetSource forMainFrameOnly:YES];
+        _customizedUserStylesheet = [[DecodedClass(WKUserStyleSheetEncodedClassName) alloc] initWithSource:stylesheetSource forMainFrameOnly:YES];
-        [userContentController _addUserStyleSheet:_customizedUserStylesheet];
+        [userContentController __addUserStyleSheet:_customizedUserStylesheet];
     }
 }
 
-#pragma mark <SBRWebProcessDelegate>
+#pragma mark Former <SBRWebProcessDelegate> methods
-
-- (void)webProcessDidConnect
-{
-    NSLog(@"SBRProcessBundleBridge: did connect. Saying hello, syncing allowlist");
-    _webContentProcessConnected = YES;
-    
-    [_webProcessProxy hello];
-    [self policyDataSourceDidChange];
-}
 
 - (void)webProcessDidAllowScriptWithOrigin:(NSString *)origin
 {
-    [[self delegate] webProcess:self didAllowScriptResourceFromOrigin:origin];
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [[self delegate] webProcess:self didAllowScriptResourceFromOrigin:origin];
+    });
 }
 
 - (void)webProcessDidBlockScriptWithOrigin:(NSString *)origin
 {
-    [[self delegate] webProcess:self didBlockScriptResourceFromOrigin:origin];
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [[self delegate] webProcess:self didBlockScriptResourceFromOrigin:origin];
+    });
+}
+
+#pragma mark <WKURLSchemeHandler>
+
+- (void)webView:(WKWebView *)webView startURLSchemeTask:(id<WKURLSchemeTask>)urlSchemeTask
+{
+    NSString *hostOrigin = [[_webView URL] host];
+    NSURLRequest *request = [urlSchemeTask request];
+    
+    LOG_DEBUG("Start URL scheme task: request: %@", request);
+    
+    __weak __auto_type welf = self;
+    NSURLSessionDataTask *dataTask = [[NSURLSession sharedSession] dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error)
+    {
+        if (!welf) return;
+        __strong __auto_type sself = welf;
+        
+        if (error != nil) {
+            [urlSchemeTask didFailWithError:error];
+        } else if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
+            NSURL *requestURL = [request URL];
+            NSString *resourceOrigin = [requestURL host];
+            const __auto_type allowResource = ^{
+                os_log_debug(sself->_log, "Allowing resource: %@", requestURL.lastPathComponent);
+                [urlSchemeTask didReceiveResponse:response];
+                [urlSchemeTask didReceiveData:data];
+                [urlSchemeTask didFinish];
+                
+                [self webProcessDidAllowScriptWithOrigin:resourceOrigin];
+            };
+            
+            const __auto_type denyResource = ^{
+                os_log_debug(sself->_log, "Blocking resource: %@", requestURL.lastPathComponent);
+                NSHTTPURLResponse *altResponse = [[NSHTTPURLResponse alloc] initWithURL:requestURL
+                                                                               MIMEType:@"application/javascript"
+                                                                  expectedContentLength:0 textEncodingName:@"utf8"];
+                [urlSchemeTask didReceiveResponse:altResponse];
+                [urlSchemeTask didReceiveData:[NSData data]];
+                [urlSchemeTask didFinish];
+                
+                [self webProcessDidBlockScriptWithOrigin:resourceOrigin];
+            };
+            
+            // Check MIME type for JavaScript responses.
+            if ([response isJavascriptResponse] && ![sself allowAllScripts]) {
+                dispatch_async(sself->_dataTasksAccessQueue, ^{
+                    NSDictionary<NSString *, NSNumber *> *policyTypes = [sself->_policyDataSource scriptPolicyTypeByOrigin];
+                    NSNumber *policyType = [policyTypes objectForKey:hostOrigin];
+                    
+                    SBRScriptPolicy *policy = [[SBRScriptPolicy alloc] initWithSecurityOrigin:hostOrigin policyType:[policyType integerValue]];
+                    if ([policy allowsExternalJavaScriptResourceOrigin:resourceOrigin]) {
+                        allowResource();
+                    } else {
+                        denyResource();
+                    }
+                });
+            } else {
+                allowResource();
+            }
+        } else {
+            [urlSchemeTask didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:0 userInfo:nil]];
+        }
+        
+        [sself->_dataTasks removeObjectForKey:request];
+    }];
+    
+    [_dataTasks setObject:dataTask forKey:request];
+    [dataTask resume];
+}
+
+- (void)webView:(WKWebView *)webView stopURLSchemeTask:(id<WKURLSchemeTask>)urlSchemeTask
+{
+    NSURLRequest *request = [urlSchemeTask request];
+    NSURLSessionDataTask *dataTask = [_dataTasks objectForKey:request];
+    if (dataTask) {
+        if ([dataTask state] != NSURLSessionTaskStateCanceling) {
+            [dataTask cancel];
+        }
+        
+        [_dataTasks removeObjectForKey:request];
+    }
 }
 
 #pragma mark Actions
 
 - (void)policyDataSourceDidChange
 {
-    NSArray<NSString *> *allowedOrigins = [[_policyDataSource allowedOriginsForScriptResources] allObjects];
+    // This was used when we had to signal the process bundle.
-    [_processPool _setObject:allowedOrigins forBundleParameter:SBRGetAllowedOriginsKey()];
-    [_webProcessProxy syncAllowedResourceOrigins:allowedOrigins];
-    
-    NSDictionary<NSString *, NSNumber *> *policyTypes = [_policyDataSource scriptPolicyTypeByOrigin];
-    [_processPool _setObject:policyTypes forBundleParameter:SBRGetPolicyTypeByOriginKey()];
-    [_webProcessProxy syncPolicyTypes:policyTypes];
 }
 
 - (void)setAllowAllScripts:(BOOL)allowAllScripts
 {
     _allowAllScripts = allowAllScripts;
-    [_processPool _setObject:@(_allowAllScripts) forBundleParameter:SBRGetAllScriptsAllowedKey()];
-    [_webProcessProxy setAllScriptsAllowed:allowAllScripts];
 }
 
 - (void)setDarkModeEnabled:(BOOL)darkModeEnabled
@@ -223,16 +326,15 @@
         if (!_darkModeStyleSheet) {
             NSURL *styleSheetURL = [[NSBundle mainBundle] URLForResource:@"darkmode" withExtension:@"css"];
             NSString *styleSheetSource = [NSString stringWithContentsOfURL:styleSheetURL encoding:NSUTF8StringEncoding error:nil];
-            _darkModeStyleSheet = [[_WKUserStyleSheet alloc] initWithSource:styleSheetSource forMainFrameOnly:NO];
+            _darkModeStyleSheet = [[DecodedClass(WKUserStyleSheetEncodedClassName) alloc] initWithSource:styleSheetSource forMainFrameOnly:NO];
         }
         
-        [userContentController _addUserStyleSheet:_darkModeStyleSheet];
+        [userContentController __addUserStyleSheet:_darkModeStyleSheet];
     } else if (_darkModeStyleSheet) {
-        [userContentController _removeUserStyleSheet:_darkModeStyleSheet];
+        [userContentController __removeUserStyleSheet:_darkModeStyleSheet];
     }
 }
 
-
 - (void)parseDocumentForReaderMode:(void (^)(NSString * _Nonnull))completionBlock
 {
     WKUserContentController *userContentController = [_webViewConfiguration userContentController];
@@ -241,16 +343,17 @@
         _readabilityScript = [self _loadScriptForResource:@"Readability" withExtension:@"js"];
     }
     
-    [userContentController _addUserScriptImmediately:_readabilityScript];
+    [userContentController __addUserScriptImmediately:_readabilityScript];
     
     NSString *script = @""
     "var documentClone = document.cloneNode(true);"
     "var article = new Readability(documentClone).parse();"
     "article.content";
     
+    os_log_t log = _log;
     [_webView evaluateJavaScript:script completionHandler:^(NSString *result, NSError * _Nullable error) {
         if (error != nil) {
-            NSLog(@"Bridge: Readability error: %@", error.localizedDescription);
+            os_log_error(log, "Bridge: Readability error: %@", error.localizedDescription);
         } else {
             completionBlock(result);
         }

App/Web Search/SearchProvider.swift

@@ -9,6 +9,18 @@ import Foundation
 
 class SearchProvider
 {
+    // Build a provider from a URL template. Template should contain %q or %s
+    // which will be replaced with the sanitized query string.
+    static func fromTemplate(_ template: String) -> SearchProvider {
+        SearchProvider(resolver: { query in
+            let sanitized = query.sanitized()
+            let replaced = template
+                .replacingOccurrences(of: "%q", with: sanitized)
+                .replacingOccurrences(of: "%s", with: sanitized)
+            return URL(string: replaced) ?? URL(string: "https://google.com/search?q=\(sanitized)&gbv=1")!
+        })
+    }
+
     static let google = SearchProvider(resolver: { query in
         // gbv=1: no JS
         URL(string: "https://google.com/search?q=\(query.sanitized())&gbv=1")!

SBrowser.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 50;
+	objectVersion = 70;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -27,10 +27,7 @@
 		1ADFF46C24C7DE54006DC7AE /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 1ADFF46A24C7DE54006DC7AE /* LaunchScreen.storyboard */; };
 		1ADFF47424C7DE9C006DC7AE /* BrowserViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF47324C7DE9C006DC7AE /* BrowserViewController.swift */; };
 		1ADFF47924C7DFF8006DC7AE /* BrowserView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF47824C7DFF8006DC7AE /* BrowserView.swift */; };
-		1ADFF48424C8C12F006DC7AE /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 1ADFF48324C8C12F006DC7AE /* Foundation.framework */; };
 		1ADFF48D24C8C176006DC7AE /* SBRProcessBundleBridge.m in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF48C24C8C176006DC7AE /* SBRProcessBundleBridge.m */; };
-		1ADFF4A724C8C271006DC7AE /* SBrowserProcessBundle.bundle in Embed App Extensions */ = {isa = PBXBuildFile; fileRef = 1ADFF48124C8C12F006DC7AE /* SBrowserProcessBundle.bundle */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
-		1ADFF4AA24C8D477006DC7AE /* SBRProcessPlugin.m in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF4A924C8D477006DC7AE /* SBRProcessPlugin.m */; };
 		1ADFF4AE24C8ED32006DC7AE /* ResourcePolicyManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF4AD24C8ED32006DC7AE /* ResourcePolicyManager.swift */; };
 		1ADFF4C024CA6964006DC7AE /* URLBar.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF4BF24CA6964006DC7AE /* URLBar.swift */; };
 		1ADFF4C324CA6AF6006DC7AE /* Geometry.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1ADFF4C224CA6AF6006DC7AE /* Geometry.swift */; };
@@ -47,6 +44,8 @@
 		CD361CF6271A3718006E9CA5 /* SBRScriptPolicy.m in Sources */ = {isa = PBXBuildFile; fileRef = CD361CF5271A3718006E9CA5 /* SBRScriptPolicy.m */; };
 		CD470C4225DE056600AFBE0E /* BrowserViewController+WebKitDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD470C4125DE056600AFBE0E /* BrowserViewController+WebKitDelegate.swift */; };
 		CD470C4425DE070400AFBE0E /* BrowserViewController+Keyboard.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD470C4325DE070400AFBE0E /* BrowserViewController+Keyboard.swift */; };
+		CD4930D92E8B390200ADDE99 /* AddSearchEngineViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD4930D82E8B38FC00ADDE99 /* AddSearchEngineViewController.swift */; };
+		CD4930DB2E8B3F6500ADDE99 /* ManageSearchEnginesViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD4930DA2E8B3F5B00ADDE99 /* ManageSearchEnginesViewController.swift */; };
 		CD7313E22705349700053347 /* ScriptPolicyViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD7313E12705349700053347 /* ScriptPolicyViewController.swift */; };
 		CD7313E4270534B800053347 /* ScriptPolicyViewControllerDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD7313E3270534B800053347 /* ScriptPolicyViewControllerDelegate.swift */; };
 		CD7A7E9D2686A9A500E20BA3 /* SettingsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD7A7E9C2686A9A500E20BA3 /* SettingsViewController.swift */; };
@@ -59,11 +58,11 @@
 		CD853BCE24E7763900D2BDCC /* BrowserHistory.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD853BCD24E7763900D2BDCC /* BrowserHistory.swift */; };
 		CD853BD124E778B800D2BDCC /* History.xcdatamodeld in Sources */ = {isa = PBXBuildFile; fileRef = CD853BCF24E778B800D2BDCC /* History.xcdatamodeld */; };
 		CD853BD424E77BF900D2BDCC /* HistoryItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD853BD324E77BF900D2BDCC /* HistoryItem.swift */; };
+		CD8ACBC22DC9A2F7008BF856 /* Hacks.m in Sources */ = {isa = PBXBuildFile; fileRef = CD8ACBC12DC9A2F7008BF856 /* Hacks.m */; };
 		CD8DBE7B2A85D892006A0FE0 /* LayoutLatch.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD8DBE7A2A85D892006A0FE0 /* LayoutLatch.swift */; };
 		CD936A3B289DB3380093A1AC /* TabInfo.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD936A3A289DB3380093A1AC /* TabInfo.swift */; };
 		CD936A3D289DB88B0093A1AC /* UIView+Utils.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD936A3C289DB88B0093A1AC /* UIView+Utils.swift */; };
 		CD97CF9225D5BE6F00288FEE /* NavigationControlsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD97CF9125D5BE6F00288FEE /* NavigationControlsView.swift */; };
-		CD9B88C2272201E900DAAB7E /* SBRScriptPolicy.m in Sources */ = {isa = PBXBuildFile; fileRef = CD361CF5271A3718006E9CA5 /* SBRScriptPolicy.m */; };
 		CDACE18C2C5B09F00053AB29 /* StringUtilities.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDACE18B2C5B09F00053AB29 /* StringUtilities.swift */; };
 		CDAD9CE8263A2DF200FF7199 /* DocumentControlsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDAD9CE7263A2DF200FF7199 /* DocumentControlsView.swift */; };
 		CDAD9CEA263A318F00FF7199 /* ShareableURL.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDAD9CE9263A318F00FF7199 /* ShareableURL.swift */; };
@@ -87,16 +86,6 @@
 		CDF34690276C14BD00FB3141 /* CodeEditorSettingsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDF3468F276C14BD00FB3141 /* CodeEditorSettingsViewController.swift */; };
 /* End PBXBuildFile section */
 
-/* Begin PBXContainerItemProxy section */
-		1ADFF48E24C8C230006DC7AE /* PBXContainerItemProxy */ = {
-			isa = PBXContainerItemProxy;
-			containerPortal = 1ADFF45424C7DE53006DC7AE /* Project object */;
-			proxyType = 1;
-			remoteGlobalIDString = 1ADFF48024C8C12F006DC7AE;
-			remoteInfo = SBrowserProcessBundle;
-		};
-/* End PBXContainerItemProxy section */
-
 /* Begin PBXCopyFilesBuildPhase section */
 		1ADFF4A124C8C25B006DC7AE /* Embed App Extensions */ = {
 			isa = PBXCopyFilesBuildPhase;
@@ -104,7 +93,6 @@
 			dstPath = "";
 			dstSubfolderSpec = 13;
 			files = (
-				1ADFF4A724C8C271006DC7AE /* SBrowserProcessBundle.bundle in Embed App Extensions */,
 			);
 			name = "Embed App Extensions";
 			runOnlyForDeploymentPostprocessing = 0;
@@ -135,16 +123,10 @@
 		1ADFF47324C7DE9C006DC7AE /* BrowserViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = BrowserViewController.swift; sourceTree = "<group>"; };
 		1ADFF47524C7DF20006DC7AE /* SBrowser.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = SBrowser.entitlements; sourceTree = "<group>"; };
 		1ADFF47824C7DFF8006DC7AE /* BrowserView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = BrowserView.swift; sourceTree = "<group>"; };
-		1ADFF48124C8C12F006DC7AE /* SBrowserProcessBundle.bundle */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = SBrowserProcessBundle.bundle; sourceTree = BUILT_PRODUCTS_DIR; };
 		1ADFF48324C8C12F006DC7AE /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
-		1ADFF48624C8C12F006DC7AE /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		1ADFF48A24C8C176006DC7AE /* SBrowser-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "SBrowser-Bridging-Header.h"; sourceTree = "<group>"; };
 		1ADFF48B24C8C176006DC7AE /* SBRProcessBundleBridge.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SBRProcessBundleBridge.h; sourceTree = "<group>"; };
 		1ADFF48C24C8C176006DC7AE /* SBRProcessBundleBridge.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SBRProcessBundleBridge.m; sourceTree = "<group>"; };
-		1ADFF4A824C8D476006DC7AE /* SBRProcessPlugin.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SBRProcessPlugin.h; sourceTree = "<group>"; };
-		1ADFF4A924C8D477006DC7AE /* SBRProcessPlugin.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SBRProcessPlugin.m; sourceTree = "<group>"; };
-		1ADFF4AB24C8DF62006DC7AE /* SBRWebProcessDelegate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SBRWebProcessDelegate.h; sourceTree = "<group>"; };
-		1ADFF4AC24C8DFEE006DC7AE /* SBRWebProcessProxy.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SBRWebProcessProxy.h; sourceTree = "<group>"; };
 		1ADFF4AD24C8ED32006DC7AE /* ResourcePolicyManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ResourcePolicyManager.swift; sourceTree = "<group>"; };
 		1ADFF4BF24CA6964006DC7AE /* URLBar.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = URLBar.swift; sourceTree = "<group>"; };
 		1ADFF4C224CA6AF6006DC7AE /* Geometry.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Geometry.swift; sourceTree = "<group>"; };
@@ -160,8 +142,11 @@
 		CD19576C268BE95900E8089B /* GenericContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GenericContentView.swift; sourceTree = "<group>"; };
 		CD361CF4271A3718006E9CA5 /* SBRScriptPolicy.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SBRScriptPolicy.h; sourceTree = "<group>"; };
 		CD361CF5271A3718006E9CA5 /* SBRScriptPolicy.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SBRScriptPolicy.m; sourceTree = "<group>"; };
+		CD3D6CED2DA9F8910099667F /* WebKitDefines.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = WebKitDefines.h; sourceTree = "<group>"; };
 		CD470C4125DE056600AFBE0E /* BrowserViewController+WebKitDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "BrowserViewController+WebKitDelegate.swift"; sourceTree = "<group>"; };
 		CD470C4325DE070400AFBE0E /* BrowserViewController+Keyboard.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "BrowserViewController+Keyboard.swift"; sourceTree = "<group>"; };
+		CD4930D82E8B38FC00ADDE99 /* AddSearchEngineViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AddSearchEngineViewController.swift; sourceTree = "<group>"; };
+		CD4930DA2E8B3F5B00ADDE99 /* ManageSearchEnginesViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ManageSearchEnginesViewController.swift; sourceTree = "<group>"; };
 		CD7313E12705349700053347 /* ScriptPolicyViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScriptPolicyViewController.swift; sourceTree = "<group>"; };
 		CD7313E3270534B800053347 /* ScriptPolicyViewControllerDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScriptPolicyViewControllerDelegate.swift; sourceTree = "<group>"; };
 		CD7A7E9C2686A9A500E20BA3 /* SettingsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SettingsViewController.swift; sourceTree = "<group>"; };
@@ -174,6 +159,8 @@
 		CD853BCD24E7763900D2BDCC /* BrowserHistory.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = BrowserHistory.swift; sourceTree = "<group>"; };
 		CD853BD024E778B800D2BDCC /* History.xcdatamodel */ = {isa = PBXFileReference; lastKnownFileType = wrapper.xcdatamodel; path = History.xcdatamodel; sourceTree = "<group>"; };
 		CD853BD324E77BF900D2BDCC /* HistoryItem.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HistoryItem.swift; sourceTree = "<group>"; };
+		CD8ACBC02DC9A2F7008BF856 /* Hacks.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = Hacks.h; sourceTree = "<group>"; };
+		CD8ACBC12DC9A2F7008BF856 /* Hacks.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = Hacks.m; sourceTree = "<group>"; };
 		CD8DBE7A2A85D892006A0FE0 /* LayoutLatch.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LayoutLatch.swift; sourceTree = "<group>"; };
 		CD936A3A289DB3380093A1AC /* TabInfo.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TabInfo.swift; sourceTree = "<group>"; };
 		CD936A3C289DB88B0093A1AC /* UIView+Utils.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIView+Utils.swift"; sourceTree = "<group>"; };
@@ -201,6 +188,10 @@
 		CDF3468F276C14BD00FB3141 /* CodeEditorSettingsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CodeEditorSettingsViewController.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
+/* Begin PBXFileSystemSynchronizedRootGroup section */
+		CDB73F3F2DA9F2F100DF4FAB /* WebKit Headers */ = {isa = PBXFileSystemSynchronizedRootGroup; explicitFileTypes = {}; explicitFolders = (); path = "WebKit Headers"; sourceTree = "<group>"; };
+/* End PBXFileSystemSynchronizedRootGroup section */
+
 /* Begin PBXFrameworksBuildPhase section */
 		1ADFF45924C7DE53006DC7AE /* Frameworks */ = {
 			isa = PBXFrameworksBuildPhase;
@@ -209,14 +200,6 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
-		1ADFF47E24C8C12F006DC7AE /* Frameworks */ = {
-			isa = PBXFrameworksBuildPhase;
-			buildActionMask = 2147483647;
-			files = (
-				1ADFF48424C8C12F006DC7AE /* Foundation.framework in Frameworks */,
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-		};
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
@@ -283,7 +266,7 @@
 			children = (
 				CDB6808828B4569F007D787E /* LICENSE.txt */,
 				1ADFF45E24C7DE53006DC7AE /* App */,
-				1ADFF48524C8C12F006DC7AE /* SBrowserProcessBundle */,
+				CDB73F3F2DA9F2F100DF4FAB /* WebKit Headers */,
 				1ADFF48224C8C12F006DC7AE /* Frameworks */,
 				1ADFF45D24C7DE53006DC7AE /* Products */,
 			);
@@ -293,7 +276,6 @@
 			isa = PBXGroup;
 			children = (
 				1ADFF45C24C7DE53006DC7AE /* Attractor.app */,
-				1ADFF48124C8C12F006DC7AE /* SBrowserProcessBundle.bundle */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -335,6 +317,7 @@
 				1ADFF46824C7DE54006DC7AE /* Assets.xcassets */,
 				1ADFF46A24C7DE54006DC7AE /* LaunchScreen.storyboard */,
 				1ADFF46D24C7DE54006DC7AE /* Info.plist */,
+				CD3D6CED2DA9F8910099667F /* WebKitDefines.h */,
 			);
 			path = "Supporting Files";
 			sourceTree = "<group>";
@@ -367,18 +350,6 @@
 			name = Frameworks;
 			sourceTree = "<group>";
 		};
-		1ADFF48524C8C12F006DC7AE /* SBrowserProcessBundle */ = {
-			isa = PBXGroup;
-			children = (
-				1ADFF48624C8C12F006DC7AE /* Info.plist */,
-				1ADFF4AB24C8DF62006DC7AE /* SBRWebProcessDelegate.h */,
-				1ADFF4AC24C8DFEE006DC7AE /* SBRWebProcessProxy.h */,
-				1ADFF4A824C8D476006DC7AE /* SBRProcessPlugin.h */,
-				1ADFF4A924C8D477006DC7AE /* SBRProcessPlugin.m */,
-			);
-			path = SBrowserProcessBundle;
-			sourceTree = "<group>";
-		};
 		1ADFF4AF24C92E2F006DC7AE /* Web Process Bundle Bridge */ = {
 			isa = PBXGroup;
 			children = (
@@ -446,6 +417,8 @@
 		CD7F2133265DACEE0001D042 /* Hacks */ = {
 			isa = PBXGroup;
 			children = (
+				CD8ACBC02DC9A2F7008BF856 /* Hacks.h */,
+				CD8ACBC12DC9A2F7008BF856 /* Hacks.m */,
 				CD7F2134265DAD010001D042 /* MFMailComposeViewControllerFix.m */,
 			);
 			path = Hacks;
@@ -508,6 +481,8 @@
 				CD7A7E9C2686A9A500E20BA3 /* SettingsViewController.swift */,
 				CD7A7E9E2686B29100E20BA3 /* GeneralSettingsViewController.swift */,
 				CD7A7EA02686B2E600E20BA3 /* RedirectRulesSettingsViewController.swift */,
+				CD4930D82E8B38FC00ADDE99 /* AddSearchEngineViewController.swift */,
+				CD4930DA2E8B3F5B00ADDE99 /* ManageSearchEnginesViewController.swift */,
 				CDF3468F276C14BD00FB3141 /* CodeEditorSettingsViewController.swift */,
 			);
 			path = Settings;
@@ -536,30 +511,12 @@
 			buildRules = (
 			);
 			dependencies = (
-				1ADFF48F24C8C230006DC7AE /* PBXTargetDependency */,
 			);
 			name = App;
 			productName = SBrowser;
 			productReference = 1ADFF45C24C7DE53006DC7AE /* Attractor.app */;
 			productType = "com.apple.product-type.application";
 		};
-		1ADFF48024C8C12F006DC7AE /* SBrowserProcessBundle */ = {
-			isa = PBXNativeTarget;
-			buildConfigurationList = 1ADFF48724C8C12F006DC7AE /* Build configuration list for PBXNativeTarget "SBrowserProcessBundle" */;
-			buildPhases = (
-				1ADFF47D24C8C12F006DC7AE /* Sources */,
-				1ADFF47E24C8C12F006DC7AE /* Frameworks */,
-				1ADFF47F24C8C12F006DC7AE /* Resources */,
-			);
-			buildRules = (
-			);
-			dependencies = (
-			);
-			name = SBrowserProcessBundle;
-			productName = SBrowserProcessBundle;
-			productReference = 1ADFF48124C8C12F006DC7AE /* SBrowserProcessBundle.bundle */;
-			productType = "com.apple.product-type.bundle";
-		};
 /* End PBXNativeTarget section */
 
 /* Begin PBXProject section */
@@ -573,9 +530,6 @@
 						CreatedOnToolsVersion = 12.0;
 						LastSwiftMigration = 1200;
 					};
-					1ADFF48024C8C12F006DC7AE = {
-						CreatedOnToolsVersion = 12.0;
-					};
 				};
 			};
 			buildConfigurationList = 1ADFF45724C7DE53006DC7AE /* Build configuration list for PBXProject "SBrowser" */;
@@ -592,7 +546,6 @@
 			projectRoot = "";
 			targets = (
 				1ADFF45B24C7DE53006DC7AE /* App */,
-				1ADFF48024C8C12F006DC7AE /* SBrowserProcessBundle */,
 			);
 		};
 /* End PBXProject section */
@@ -613,13 +566,6 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
-		1ADFF47F24C8C12F006DC7AE /* Resources */ = {
-			isa = PBXResourcesBuildPhase;
-			buildActionMask = 2147483647;
-			files = (
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXSourcesBuildPhase section */
@@ -629,8 +575,10 @@
 			files = (
 				1ADFF46024C7DE53006DC7AE /* AppDelegate.swift in Sources */,
 				1AD3104325254FB900A4A952 /* FindOnPageViewController.swift in Sources */,
+				CD4930D92E8B390200ADDE99 /* AddSearchEngineViewController.swift in Sources */,
 				1A03811424E73EB300826501 /* SegmentedReliefButton.swift in Sources */,
 				1A03811024E71CF000826501 /* ReliefButton.swift in Sources */,
+				CD8ACBC22DC9A2F7008BF856 /* Hacks.m in Sources */,
 				1A03811224E71EAA00826501 /* GradientView.swift in Sources */,
 				1ADFF4C024CA6964006DC7AE /* URLBar.swift in Sources */,
 				CDAD9CEA263A318F00FF7199 /* ShareableURL.swift in Sources */,
@@ -663,6 +611,7 @@
 				CD853BCE24E7763900D2BDCC /* BrowserHistory.swift in Sources */,
 				1A03810B24E71C5600826501 /* ToolbarButtonContainerView.swift in Sources */,
 				CD8DBE7B2A85D892006A0FE0 /* LayoutLatch.swift in Sources */,
+				CD4930DB2E8B3F6500ADDE99 /* ManageSearchEnginesViewController.swift in Sources */,
 				CD7A7EA12686B2E600E20BA3 /* RedirectRulesSettingsViewController.swift in Sources */,
 				1ADFF4CB24CB8278006DC7AE /* ScriptControllerIconView.swift in Sources */,
 				CD7A8915251975B70075991E /* AutocompleteViewController.swift in Sources */,
@@ -696,25 +645,8 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
-		1ADFF47D24C8C12F006DC7AE /* Sources */ = {
-			isa = PBXSourcesBuildPhase;
-			buildActionMask = 2147483647;
-			files = (
-				CD9B88C2272201E900DAAB7E /* SBRScriptPolicy.m in Sources */,
-				1ADFF4AA24C8D477006DC7AE /* SBRProcessPlugin.m in Sources */,
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-		};
 /* End PBXSourcesBuildPhase section */
 
-/* Begin PBXTargetDependency section */
-		1ADFF48F24C8C230006DC7AE /* PBXTargetDependency */ = {
-			isa = PBXTargetDependency;
-			target = 1ADFF48024C8C12F006DC7AE /* SBrowserProcessBundle */;
-			targetProxy = 1ADFF48E24C8C230006DC7AE /* PBXContainerItemProxy */;
-		};
-/* End PBXTargetDependency section */
-
 /* Begin PBXVariantGroup section */
 		1ADFF46A24C7DE54006DC7AE /* LaunchScreen.storyboard */ = {
 			isa = PBXVariantGroup;
@@ -780,11 +712,12 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 17.0;
+				HEADER_SEARCH_PATHS = "\"WebKit Headers\"";
+				IPHONEOS_DEPLOYMENT_TARGET = 18.0;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				ONLY_ACTIVE_ARCH = YES;
-				SDKROOT = iphoneos.internal;
+				SDKROOT = iphoneos;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 			};
@@ -837,10 +770,11 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 17.0;
+				HEADER_SEARCH_PATHS = "\"WebKit Headers\"";
+				IPHONEOS_DEPLOYMENT_TARGET = 18.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
-				SDKROOT = iphoneos.internal;
+				SDKROOT = iphoneos;
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				VALIDATE_PRODUCT = YES;
@@ -854,10 +788,15 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = "App/Supporting Files/SBrowser.entitlements";
-				CODE_SIGN_IDENTITY = "-";
+				CODE_SIGN_IDENTITY = "Apple Development";
-				CURRENT_PROJECT_VERSION = 4;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 5;
 				DEAD_CODE_STRIPPING = YES;
+				DEVELOPMENT_TEAM = 3SJALV9BQ7;
 				INFOPLIST_FILE = "App/Supporting Files/Info.plist";
+				INFOPLIST_KEY_CFBundleDisplayName = Attractor;
+				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.utilities";
+				IPHONEOS_DEPLOYMENT_TARGET = 18.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -865,8 +804,11 @@
 				MARKETING_VERSION = 4.0;
 				PRODUCT_BUNDLE_IDENTIFIER = net.buzzert.attractor;
 				PRODUCT_NAME = Attractor;
+				PROVISIONING_PROFILE_SPECIFIER = "";
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
 				SUPPORTS_MACCATALYST = YES;
 				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
+				SUPPORTS_XR_DESIGNED_FOR_IPHONE_IPAD = NO;
 				SWIFT_OBJC_BRIDGING_HEADER = "App/Supporting Files/SBrowser-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
@@ -881,10 +823,15 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = "App/Supporting Files/SBrowser.entitlements";
-				CODE_SIGN_IDENTITY = "-";
+				CODE_SIGN_IDENTITY = "Apple Development";
-				CURRENT_PROJECT_VERSION = 4;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 5;
 				DEAD_CODE_STRIPPING = YES;
+				DEVELOPMENT_TEAM = 3SJALV9BQ7;
 				INFOPLIST_FILE = "App/Supporting Files/Info.plist";
+				INFOPLIST_KEY_CFBundleDisplayName = Attractor;
+				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.utilities";
+				IPHONEOS_DEPLOYMENT_TARGET = 18.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -892,47 +839,17 @@
 				MARKETING_VERSION = 4.0;
 				PRODUCT_BUNDLE_IDENTIFIER = net.buzzert.attractor;
 				PRODUCT_NAME = Attractor;
+				PROVISIONING_PROFILE_SPECIFIER = "";
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
 				SUPPORTS_MACCATALYST = YES;
 				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
+				SUPPORTS_XR_DESIGNED_FOR_IPHONE_IPAD = NO;
 				SWIFT_OBJC_BRIDGING_HEADER = "App/Supporting Files/SBrowser-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2,6";
 			};
 			name = Release;
 		};
-		1ADFF48824C8C12F006DC7AE /* Debug */ = {
-			isa = XCBuildConfiguration;
-			buildSettings = {
-				DEAD_CODE_STRIPPING = YES;
-				INFOPLIST_FILE = SBrowserProcessBundle/Info.plist;
-				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Bundles";
-				PRODUCT_BUNDLE_IDENTIFIER = net.buzzert.SBrowserProcessBundle;
-				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = iphoneos.internal;
-				STRIP_INSTALLED_PRODUCT = NO;
-				SUPPORTS_MACCATALYST = YES;
-				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
-				TARGETED_DEVICE_FAMILY = "1,2,6";
-				WRAPPER_EXTENSION = bundle;
-			};
-			name = Debug;
-		};
-		1ADFF48924C8C12F006DC7AE /* Release */ = {
-			isa = XCBuildConfiguration;
-			buildSettings = {
-				DEAD_CODE_STRIPPING = YES;
-				INFOPLIST_FILE = SBrowserProcessBundle/Info.plist;
-				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Bundles";
-				PRODUCT_BUNDLE_IDENTIFIER = net.buzzert.SBrowserProcessBundle;
-				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = iphoneos.internal;
-				SUPPORTS_MACCATALYST = YES;
-				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
-				TARGETED_DEVICE_FAMILY = "1,2,6";
-				WRAPPER_EXTENSION = bundle;
-			};
-			name = Release;
-		};
 /* End XCBuildConfiguration section */
 
 /* Begin XCConfigurationList section */
@@ -954,15 +871,6 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
-		1ADFF48724C8C12F006DC7AE /* Build configuration list for PBXNativeTarget "SBrowserProcessBundle" */ = {
-			isa = XCConfigurationList;
-			buildConfigurations = (
-				1ADFF48824C8C12F006DC7AE /* Debug */,
-				1ADFF48924C8C12F006DC7AE /* Release */,
-			);
-			defaultConfigurationIsVisible = 0;
-			defaultConfigurationName = Release;
-		};
 /* End XCConfigurationList section */
 
 /* Begin XCVersionGroup section */

SBrowser.xcodeproj/xcshareddata/xcschemes/Attractor.xcscheme

@@ -1,10 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1400"
+   LastUpgradeVersion = "1600"
    version = "1.7">
    <BuildAction
       parallelizeBuildables = "YES"
-      buildImplicitDependencies = "YES">
+      buildImplicitDependencies = "YES"
+      buildArchitectures = "Automatic">
       <BuildActionEntries>
          <BuildActionEntry
             buildForTesting = "YES"
@@ -26,9 +27,8 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
+      shouldUseLaunchSchemeArgsEnv = "YES"
-      <Testables>
+      shouldAutocreateTestPlan = "YES">
-      </Testables>
    </TestAction>
    <LaunchAction
       buildConfiguration = "Debug"
@@ -39,8 +39,7 @@
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
       debugServiceExtension = "internal"
-      allowLocationSimulation = "YES"
+      allowLocationSimulation = "YES">
-      internalIOSLaunchStyle = "2">
       <BuildableProductRunnable
          runnableDebuggingMode = "0">
          <BuildableReference
@@ -51,13 +50,6 @@
             ReferencedContainer = "container:SBrowser.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
-      <AdditionalOptions>
-         <AdditionalOption
-            key = "MallocScribble"
-            value = ""
-            isEnabled = "YES">
-         </AdditionalOption>
-      </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"
@@ -83,7 +75,4 @@
       buildConfiguration = "Release"
       revealArchiveInOrganizer = "YES">
    </ArchiveAction>
-   <InstallAction
-      buildConfiguration = "Release">
-   </InstallAction>
 </Scheme>

SBrowserProcessBundle/Info.plist

@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-	<key>CFBundleDevelopmentRegion</key>
-	<string>$(DEVELOPMENT_LANGUAGE)</string>
-	<key>CFBundleExecutable</key>
-	<string>$(EXECUTABLE_NAME)</string>
-	<key>CFBundleIdentifier</key>
-	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
-	<key>CFBundleInfoDictionaryVersion</key>
-	<string>6.0</string>
-	<key>CFBundleName</key>
-	<string>$(PRODUCT_NAME)</string>
-	<key>CFBundlePackageType</key>
-	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
-	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
-	<key>CFBundleVersion</key>
-	<string>1</string>
-	<key>NSPrincipalClass</key>
-	<string>SBRProcessPlugin</string>
-</dict>
-</plist>

SBrowserProcessBundle/SBRProcessPlugin.h

@@ -1,17 +0,0 @@
-//
-//  SBRProcessPlugin.h
-//  SBrowserProcessBundle
-//
-//  Created by James Magahern on 7/22/20.
-//
-
-#import <Foundation/Foundation.h>
-#import <WebKit/WKWebProcessPlugIn.h>
-
-NS_ASSUME_NONNULL_BEGIN
-
-@interface SBRProcessPlugin : NSObject <WKWebProcessPlugIn>
-
-@end
-
-NS_ASSUME_NONNULL_END

SBrowserProcessBundle/SBRProcessPlugin.m

@@ -1,115 +0,0 @@
-//
-//  SBRProcessPlugin.m
-//  SBrowserProcessBundle
-//
-//  Created by James Magahern on 7/22/20.
-//
-
-#import "SBRProcessPlugin.h"
-
-#import "SBRWebProcessDelegate.h"
-#import "SBRWebProcessProxy.h"
-#import "SBRScriptPolicy.h"
-
-#import <WebKit/_WKRemoteObjectInterface.h>
-#import <WebKit/_WKRemoteObjectRegistry.h>
-#import <WebKit/WKWebProcessPlugInBrowserContextController.h>
-#import <WebKit/WKWebProcessPlugInBrowserContextControllerPrivate.h>
-#import <WebKit/WKWebProcessPlugInFrame.h>
-#import <WebKit/WKWebProcessPlugInLoadDelegate.h>
-
-@interface SBRProcessPlugin () <WKWebProcessPlugInLoadDelegate, SBRWebProcessProxy>
-
-@property (nonatomic, strong) id<SBRWebProcessDelegate> processDelegate;
-
-@property (nonatomic, assign) BOOL allScriptsAllowed;
-@property (nonatomic, strong) NSMutableSet<NSString *> *allowedResourceOrigins;
-@property (nonatomic, strong) NSDictionary<NSString *, NSNumber *> *policyTypeByOrigin;
-@end
-
-@implementation SBRProcessPlugin
-
-+ (void)initialize
-{
-    [super initialize];
-    NSLog(@"SBRProcessPlugin Initialized");
-}
-
-#pragma mark <SBRWebProcessProxy>
-
-- (void)hello
-{
-    NSLog(@"SBRProcessPlugin: Helloooooo");
-}
-
-- (void)syncAllowedResourceOrigins:(NSArray<NSString *> *)allowedOrigins
-{
-    _allowedResourceOrigins = [NSMutableSet setWithArray:allowedOrigins];
-}
-
-- (void)syncPolicyTypes:(NSDictionary<NSString *,NSNumber *> *)policyTypes
-{
-    _policyTypeByOrigin = policyTypes;
-}
-
-- (void)setAllScriptsAllowed:(BOOL)allScriptsAllowed
-{
-    _allScriptsAllowed = allScriptsAllowed;
-}
-
-#pragma mark <WKWebProcessPlugIn>
-
-- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController initializeWithObject:(id)initializationObject
-{
-    _allowedResourceOrigins = [[plugInController parameters] valueForKey:SBRGetAllowedOriginsKey()];
-    _allScriptsAllowed = [[[plugInController parameters] valueForKey:SBRGetAllScriptsAllowedKey()] boolValue];
-    _policyTypeByOrigin = [[plugInController parameters] valueForKey:SBRGetPolicyTypeByOriginKey()];
-    NSLog(@"SBRProcessPlugin: %lu origins allowed, all scripts allowed: %@ ", (unsigned long)_allowedResourceOrigins.count, _allScriptsAllowed ? @"YES" : @"NO");
-}
-
-- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController didCreateBrowserContextController:(WKWebProcessPlugInBrowserContextController *)browserContextController
-{
-    _WKRemoteObjectInterface *proxyInterface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(SBRWebProcessProxy)];
-    [browserContextController._remoteObjectRegistry registerExportedObject:self interface:proxyInterface];
-
-    _WKRemoteObjectInterface *eventListenerInterface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(SBRWebProcessDelegate)];
-    self.processDelegate = [browserContextController._remoteObjectRegistry remoteObjectProxyWithInterface:eventListenerInterface];
-
-    browserContextController.loadDelegate = self;
-    
-    [[self processDelegate] webProcessDidConnect];
-}
-
-#pragma mark <WKWebProcessPlugInLoadDelegate>
-
-- (NSURLRequest *)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse
-{
-    NSLog(@"SBRProcessPlugin: Sending request: %@", request);
-    if (_allowedResourceOrigins == nil) {
-        NSLog(@"Allowed resource origins should not be nil!!!!");
-    }
-    
-    NSURL *requestURL = [request URL];
-    NSString *resourceOrigin = [requestURL host];
-    NSString *requestExtension = [requestURL pathExtension];
-    NSString *hostOrigin = [[[controller mainFrame] URL] host];
-    if (requestExtension.length > 0 && [requestExtension isEqualToString:@"js"]) {
-        NSNumber *policyType = [_policyTypeByOrigin objectForKey:hostOrigin];
-        NSLog(@"SBRProcessPlugin: Policy type for %@: %@", hostOrigin, policyType);
-        
-        SBRScriptPolicy *policy = [[SBRScriptPolicy alloc] initWithSecurityOrigin:hostOrigin policyType:[policyType integerValue]];
-        if ([self allScriptsAllowed] || [policy allowsExternalJavaScriptResourceOrigin:resourceOrigin]) {
-            NSLog(@"SBRProcessPlugin: Policy allows script requestURL: %@", requestURL);
-            [[self processDelegate] webProcessDidAllowScriptWithOrigin:resourceOrigin];
-        } else {
-            NSLog(@"SBRProcessPlugin: Policy disallows script requestURL: %@", requestURL);
-            [[self processDelegate] webProcessDidBlockScriptWithOrigin:resourceOrigin];
-            
-            request = nil;
-        }
-    }
-    
-    return request;
-}
-
-@end

SBrowserProcessBundle/SBRWebProcessDelegate.h

@@ -1,16 +0,0 @@
-//
-//  SBRWebProcessDelegate.h
-//  SBrowser
-//
-//  Created by James Magahern on 7/22/20.
-//
-
-#import <Foundation/Foundation.h>
-
-@protocol SBRWebProcessDelegate <NSObject>
-
-- (void)webProcessDidConnect;
-- (void)webProcessDidBlockScriptWithOrigin:(NSString *)origin;
-- (void)webProcessDidAllowScriptWithOrigin:(NSString *)origin;
-
-@end

SBrowserProcessBundle/SBRWebProcessProxy.h

@@ -1,29 +0,0 @@
-//
-//  SBRWebProcessProxy.h
-//  SBrowser
-//
-//  Created by James Magahern on 7/22/20.
-//
-
-#import <Foundation/Foundation.h>
-
-static inline NSString* SBRGetAllowedOriginsKey(void) {
-    return @"allowedOrigins";
-}
-
-static inline NSString* SBRGetAllScriptsAllowedKey(void) {
-    return @"allScriptsAllowed";
-}
-
-static inline NSString* SBRGetPolicyTypeByOriginKey(void) {
-    return @"policyTypeByOrigin";
-}
-
-@protocol SBRWebProcessProxy <NSObject>
-
-- (void)hello;
-- (void)setAllScriptsAllowed:(BOOL)allowed;
-- (void)syncAllowedResourceOrigins:(NSArray<NSString *> *)allowedOrigins;
-- (void)syncPolicyTypes:(NSDictionary<NSString *, NSNumber *> *)policyTypes;
-
-@end

WebKit Headers/WebKit/WKBase.h

@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2010-2017 Apple Inc. All rights reserved.
+ * Portions Copyright (c) 2010 Motorola Mobility, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WKBase_h
+#define WKBase_h
+
+#include <WebKit/WKDeclarationSpecifiers.h>
+#include <stdint.h>
+
+#include <WebKit/WKBaseMac.h>
+
+
+/* WebKit2 shared types */
+
+typedef uint32_t WKTypeID;
+typedef const void* WKTypeRef;
+
+typedef const struct OpaqueWKArray* WKArrayRef;
+typedef struct OpaqueWKArray* WKMutableArrayRef;
+
+typedef const struct OpaqueWKDictionary* WKDictionaryRef;
+typedef struct OpaqueWKDictionary* WKMutableDictionaryRef;
+
+typedef const struct OpaqueWKBoolean* WKBooleanRef;
+typedef const struct OpaqueWKCertificateInfo* WKCertificateInfoRef;
+typedef const struct OpaqueWKConnection* WKConnectionRef;
+typedef const struct OpaqueWKContextMenuItem* WKContextMenuItemRef;
+typedef const struct OpaqueWKData* WKDataRef;
+typedef const struct OpaqueWKDouble* WKDoubleRef;
+typedef const struct OpaqueWKError* WKErrorRef;
+typedef const struct OpaqueWKGraphicsContext* WKGraphicsContextRef;
+typedef const struct OpaqueWKImage* WKImageRef;
+typedef const struct OpaqueWKPointRef* WKPointRef;
+typedef const struct OpaqueWKRectRef* WKRectRef;
+typedef const struct OpaqueWKSecurityOrigin* WKSecurityOriginRef;
+typedef const struct OpaqueWKSerializedScriptValue* WKSerializedScriptValueRef;
+typedef const struct OpaqueWKSizeRef* WKSizeRef;
+typedef const struct OpaqueWKString* WKStringRef;
+typedef const struct OpaqueWKUInt64* WKUInt64Ref;
+typedef const struct OpaqueWKURL* WKURLRef;
+typedef const struct OpaqueWKURLRequest* WKURLRequestRef;
+typedef const struct OpaqueWKURLResponse* WKURLResponseRef;
+typedef const struct OpaqueWKUserContentURLPattern* WKUserContentURLPatternRef;
+typedef const struct OpaqueWKWebArchive* WKWebArchiveRef;
+typedef const struct OpaqueWKWebArchiveResource* WKWebArchiveResourceRef;
+
+/* WebKit2 main API types */
+
+typedef const struct OpaqueWKApplicationCacheManager* WKApplicationCacheManagerRef;
+typedef const struct OpaqueWKAuthenticationChallenge* WKAuthenticationChallengeRef;
+typedef const struct OpaqueWKAuthenticationDecisionListener* WKAuthenticationDecisionListenerRef;
+typedef const struct OpaqueWKBackForwardList* WKBackForwardListRef;
+typedef const struct OpaqueWKBackForwardListItem* WKBackForwardListItemRef;
+typedef const struct OpaqueWKResourceCacheManager* WKResourceCacheManagerRef;
+typedef const struct OpaqueWKColorPickerResultListener* WKColorPickerResultListenerRef;
+typedef const struct OpaqueWKContext* WKContextRef;
+typedef const struct OpaqueWKContextConfiguration* WKContextConfigurationRef;
+typedef const struct OpaqueWKContextMenuListener* WKContextMenuListenerRef;
+typedef const struct OpaqueWKCookieManager* WKCookieManagerRef;
+typedef const struct OpaqueWKCredential* WKCredentialRef;
+typedef const struct OpaqueWKDownload* WKDownloadRef;
+typedef const struct OpaqueWKExperimentalFeature* WKFeatureRef;
+typedef const struct OpaqueWKFormSubmissionListener* WKFormSubmissionListenerRef;
+typedef const struct OpaqueWKFrameHandle* WKFrameHandleRef;
+typedef const struct OpaqueWKFrameInfo* WKFrameInfoRef;
+typedef const struct OpaqueWKFrame* WKFrameRef;
+typedef const struct OpaqueWKFramePolicyListener* WKFramePolicyListenerRef;
+typedef const struct OpaqueWKGeolocationManager* WKGeolocationManagerRef;
+typedef const struct OpaqueWKGeolocationPermissionRequest* WKGeolocationPermissionRequestRef;
+typedef const struct OpaqueWKGeolocationPosition* WKGeolocationPositionRef;
+typedef const struct OpaqueWKGrammarDetail* WKGrammarDetailRef;
+typedef const struct OpaqueWKHTTPCookieStore* WKHTTPCookieStoreRef;
+typedef const struct OpaqueWKHitTestResult* WKHitTestResultRef;
+typedef const struct OpaqueWKIconDatabase* WKIconDatabaseRef;
+typedef const struct OpaqueWKInspector* WKInspectorRef;
+typedef const struct OpaqueWKInternalDebugFeature* WKInternalDebugFeatureRef;
+typedef const struct OpaqueWKKeyValueStorageManager* WKKeyValueStorageManagerRef;
+typedef const struct OpaqueWKMessageListener* WKMessageListenerRef;
+typedef const struct OpaqueWKNavigationAction* WKNavigationActionRef;
+typedef const struct OpaqueWKNavigationData* WKNavigationDataRef;
+typedef const struct OpaqueWKNavigation* WKNavigationRef;
+typedef const struct OpaqueWKNavigationResponse* WKNavigationResponseRef;
+typedef const struct OpaqueWKNotification* WKNotificationRef;
+typedef const struct OpaqueWKNotificationManager* WKNotificationManagerRef;
+typedef const struct OpaqueWKNotificationPermissionRequest* WKNotificationPermissionRequestRef;
+typedef const struct OpaqueWKNotificationProvider* WKNotificationProviderRef;
+typedef const struct OpaqueWKOpenPanelParameters* WKOpenPanelParametersRef;
+typedef const struct OpaqueWKOpenPanelResultListener* WKOpenPanelResultListenerRef;
+typedef const struct OpaqueWKPage* WKPageRef;
+typedef const struct OpaqueWKPageConfiguration* WKPageConfigurationRef;
+typedef const struct OpaqueWKPageGroup* WKPageGroupRef;
+typedef const struct OpaqueWKPreferences* WKPreferencesRef;
+typedef const struct OpaqueWKProtectionSpace* WKProtectionSpaceRef;
+typedef const struct OpaqueWKPageRunBeforeUnloadConfirmPanelResultListener* WKPageRunBeforeUnloadConfirmPanelResultListenerRef;
+typedef const struct OpaqueWKPageRunJavaScriptAlertResultListener* WKPageRunJavaScriptAlertResultListenerRef;
+typedef const struct OpaqueWKPageRunJavaScriptConfirmResultListener* WKPageRunJavaScriptConfirmResultListenerRef;
+typedef const struct OpaqueWKPageRunJavaScriptPromptResultListener* WKPageRunJavaScriptPromptResultListenerRef;
+typedef const struct OpaqueWKPageRequestStorageAccessConfirmResultListener* WKPageRequestStorageAccessConfirmResultListenerRef;
+typedef const struct OpaqueWKResourceLoadStatisticsManager* WKResourceLoadStatisticsManagerRef;
+typedef const struct OpaqueWKTextChecker* WKTextCheckerRef;
+typedef const struct OpaqueWKSession* WKSessionRef;
+typedef const struct OpaqueWKSessionState* WKSessionStateRef;
+typedef const struct OpaqueWKUserContentController* WKUserContentControllerRef;
+typedef const struct OpaqueWKUserContentExtensionStore* WKUserContentExtensionStoreRef;
+typedef const struct OpaqueWKUserContentFilter* WKUserContentFilterRef;
+typedef const struct OpaqueWKUserMediaPermissionCheck* WKUserMediaPermissionCheckRef;
+typedef const struct OpaqueWKUserMediaPermissionRequest* WKUserMediaPermissionRequestRef;
+typedef const struct OpaqueWKUserScript* WKUserScriptRef;
+typedef const struct OpaqueWKViewportAttributes* WKViewportAttributesRef;
+typedef const struct OpaqueWKWebsiteDataConfigurationStore* WKWebsiteDataStoreConfigurationRef;
+typedef const struct OpaqueWKWebsiteDataStore* WKWebsiteDataStoreRef;
+typedef const struct OpaqueWKWebsitePolicies* WKWebsitePoliciesRef;
+typedef const struct OpaqueWKWindowFeatures* WKWindowFeaturesRef;
+typedef const struct OpaqueWKSpeechRecognitionPermissionCallback* WKSpeechRecognitionPermissionCallbackRef;
+typedef const struct OpaqueWKMediaKeySystemPermissionRequest* WKMediaKeySystemPermissionRequestRef;
+typedef const struct OpaqueWKMediaKeySystemPermissionCallback* WKMediaKeySystemPermissionCallbackRef;
+typedef const struct OpaqueWKQueryPermissionResultCallback* WKQueryPermissionResultCallbackRef;
+
+/* WebKit2 Bundle types */
+
+typedef const struct OpaqueWKBundle* WKBundleRef;
+typedef const struct OpaqueWKBundleBackForwardList* WKBundleBackForwardListRef;
+typedef const struct OpaqueWKBundleBackForwardListItem* WKBundleBackForwardListItemRef;
+typedef const struct OpaqueWKBundleDOMCSSStyleDeclaration* WKBundleCSSStyleDeclarationRef;
+typedef const struct OpaqueWKBundleDOMWindowExtension* WKBundleDOMWindowExtensionRef;
+typedef const struct OpaqueWKBundleFileHandle* WKBundleFileHandleRef;
+typedef const struct OpaqueWKBundleFrame* WKBundleFrameRef;
+typedef const struct OpaqueWKBundleHitTestResult* WKBundleHitTestResultRef;
+typedef const struct OpaqueWKBundleInspector* WKBundleInspectorRef;
+typedef const struct OpaqueWKBundleNavigationAction* WKBundleNavigationActionRef;
+typedef const struct OpaqueWKBundleNodeHandle* WKBundleNodeHandleRef;
+typedef const struct OpaqueWKBundlePage* WKBundlePageRef;
+typedef const struct OpaqueWKBundlePageBanner* WKBundlePageBannerRef;
+typedef const struct OpaqueWKBundlePageGroup* WKBundlePageGroupRef;
+typedef const struct OpaqueWKBundlePageOverlay* WKBundlePageOverlayRef;
+typedef const struct OpaqueWKBundleRangeHandle* WKBundleRangeHandleRef;
+typedef const struct OpaqueWKBundleScriptWorld* WKBundleScriptWorldRef;
+
+#endif /* WKBase_h */

WebKit Headers/WebKit/WKBaseMac.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WKBaseMac_h
+#define WKBaseMac_h
+
+#ifndef WKBase_h
+#error "Please #include \"WKBase.h\" instead of this file directly."
+#endif
+
+typedef const struct OpaqueWKObjCTypeWrapper* WKObjCTypeWrapperRef;
+
+#endif /* WKBaseMac_h */

WebKit Headers/WebKit/WKDeclarationSpecifiers.h

@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2010, 2011 Apple Inc. All rights reserved.
+ * Portions Copyright (c) 2010 Motorola Mobility, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WKDeclarationSpecifiers_h
+#define WKDeclarationSpecifiers_h
+
+#ifndef __has_declspec_attribute
+#define __has_declspec_attribute(x) 0
+#endif
+
+#undef WK_EXPORT
+#if defined(WK_NO_EXPORT)
+#define WK_EXPORT
+#elif defined(WIN32) || defined(_WIN32) || defined(__CC_ARM) || defined(__ARMCC__) || (__has_declspec_attribute(dllimport) && __has_declspec_attribute(dllexport))
+#if defined(BUILDING_WebKit)
+#define WK_EXPORT __declspec(dllexport)
+#else
+#define WK_EXPORT __declspec(dllimport)
+#endif /* defined(BUILDING_WebKit) */
+#elif defined(__GNUC__)
+#define WK_EXPORT __attribute__((visibility("default")))
+#else /* !defined(WK_NO_EXPORT) */
+#define WK_EXPORT
+#endif /* defined(WK_NO_EXPORT) */
+
+#if !defined(WK_INLINE)
+#if defined(__cplusplus)
+#define WK_INLINE static inline
+#elif defined(__GNUC__)
+#define WK_INLINE static __inline__
+#else
+#define WK_INLINE static
+#endif
+#endif /* !defined(WK_INLINE) */
+
+#ifndef __has_extension
+#define __has_extension(x) 0
+#endif
+
+#if __has_extension(enumerator_attributes) && __has_extension(attribute_unavailable_with_message)
+#define WK_C_DEPRECATED(message) __attribute__((deprecated(message)))
+#else
+#define WK_C_DEPRECATED(message)
+#endif
+
+#ifndef __has_attribute
+#define __has_attribute(x) 0
+#endif
+
+#if __has_attribute(unavailable)
+#define WK_UNAVAILABLE __attribute__((unavailable))
+#else
+#define WK_UNAVAILABLE
+#endif
+
+#endif /* WKDeclarationSpecifiers_h */

WebKit Headers/WebKit/WKLayoutMode.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WKLayoutMode_h
+#define WKLayoutMode_h
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum {
+    kWKLayoutModeViewSize = 0,
+    kWKLayoutModeFixedSize = 1,
+    kWKLayoutModeDynamicSizeComputedFromViewScale = 2,
+    kWKLayoutModeDynamicSizeComputedFromMinimumDocumentSize = 4
+};
+typedef uint32_t WKLayoutMode;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* WKLayoutMode_h */

WebKit Headers/WebKit/WKProcessPoolPrivate.h

@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2014-2022 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKBase.h>
+#import <WebKit/WKProcessPool.h>
+#import <WebKit/WKSecurityOrigin.h>
+
+@class WKWebView;
+@class WKWebsiteDataStore;
+@class _WKAutomationSession;
+@class _WKDownload;
+@class _WKProcessPoolConfiguration;
+
+@protocol _WKAutomationDelegate;
+@protocol _WKDownloadDelegate;
+@protocol _WKGeolocationCoreLocationProvider;
+
+@interface WKProcessPool ()
+- (instancetype)_initWithConfiguration:(_WKProcessPoolConfiguration *)configuration __attribute__((objc_method_family(init))) NS_DESIGNATED_INITIALIZER;
+@end
+
+@interface WKProcessPool (WKPrivate)
+
++ (WKProcessPool *)_sharedProcessPool;
+
++ (NSArray<WKProcessPool *> *)_allProcessPoolsForTesting WK_API_AVAILABLE(macos(10.14), ios(12.0));
+
+@property (nonatomic, readonly) _WKProcessPoolConfiguration *_configuration;
+
+- (void)_setAllowsSpecificHTTPSCertificate:(NSArray *)certificateChain forHost:(NSString *)host WK_API_DEPRECATED_WITH_REPLACEMENT("WKWebsiteDataStore._allowTLSCertificateChain:forHost:", macos(10.10, 12.0), ios(8.0, 15.0));
+- (void)_setCanHandleHTTPSServerTrustEvaluation:(BOOL)value WK_API_DEPRECATED_WITH_REPLACEMENT("_WKWebsiteDataStoreConfiguration.fastServerTrustEvaluationEnabled", macos(10.11, 10.15.4), ios(9.0, 13.4));
+
+- (id)_objectForBundleParameter:(NSString *)parameter;
+- (void)_setObject:(id <NSCopying, NSSecureCoding>)object forBundleParameter:(NSString *)parameter;
+// FIXME: This should be NSDictionary<NSString *, id <NSCopying, NSSecureCoding>>
+- (void)_setObjectsForBundleParametersWithDictionary:(NSDictionary *)dictionary WK_API_AVAILABLE(macos(10.12), ios(10.0));
+
+#if !TARGET_OS_IPHONE
+- (void)_resetPluginLoadClientPolicies:(NSDictionary *)policies WK_API_AVAILABLE(macos(10.13));
+@property (nonatomic, readonly, copy) NSDictionary *_pluginLoadClientPolicies WK_API_AVAILABLE(macos(10.13));
+#endif
+
+@property (nonatomic, weak, setter=_setDownloadDelegate:) id <_WKDownloadDelegate> _downloadDelegate WK_API_DEPRECATED_WITH_REPLACEMENT("WKDownload.downloadDelegate", macos(10.10, 12.0), ios(8.0, 15.0));
+@property (nonatomic, weak, setter=_setAutomationDelegate:) id <_WKAutomationDelegate> _automationDelegate WK_API_AVAILABLE(macos(10.12), ios(10.0));
+
+#if TARGET_OS_IPHONE
+@property (nonatomic, setter=_setCoreLocationProvider:) id <_WKGeolocationCoreLocationProvider> _coreLocationProvider WK_API_AVAILABLE(ios(11.0));
+#endif
+
++ (NSURL *)_websiteDataURLForContainerWithURL:(NSURL *)containerURL;
++ (NSURL *)_websiteDataURLForContainerWithURL:(NSURL *)containerURL bundleIdentifierIfNotInContainer:(NSString *)bundleIdentifier;
+
++ (void)_setWebProcessCountLimit:(unsigned)limit WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+- (void)_warmInitialProcess WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_automationCapabilitiesDidChange WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_setAutomationSession:(_WKAutomationSession *)automationSession WK_API_AVAILABLE(macos(10.12), ios(10.0));
+
+@property (nonatomic, copy, setter=_setJavaScriptConfigurationDirectory:) NSURL *_javaScriptConfigurationDirectory WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+
+- (void)_addSupportedPlugin:(NSString *) domain named:(NSString *) name withMimeTypes: (NSSet<NSString *> *) mimeTypes withExtensions: (NSSet<NSString *> *) extensions WK_API_AVAILABLE(macos(10.14), ios(12.0));
+- (void)_clearSupportedPlugins WK_API_AVAILABLE(macos(10.14), ios(12.0));
+
+- (void)_registerURLSchemeAsCanDisplayOnlyIfCanRequest:(NSString *)scheme WK_API_AVAILABLE(macos(10.14), ios(12.0));
+- (void)_registerURLSchemeAsSecure:(NSString *)scheme WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_registerURLSchemeAsBypassingContentSecurityPolicy:(NSString *)scheme WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_setDomainRelaxationForbiddenForURLScheme:(NSString *)scheme WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+- (_WKDownload *)_downloadURLRequest:(NSURLRequest *)request websiteDataStore:(WKWebsiteDataStore *)dataStore originatingWebView:(WKWebView *)webView WK_API_DEPRECATED_WITH_REPLACEMENT("WKWebView _downloadRequest", macos(10.10, 12.0), ios(8.0, 15.0));
+- (_WKDownload *)_resumeDownloadFromData:(NSData *)resumeData websiteDataStore:(WKWebsiteDataStore *)dataStore  path:(NSString *)path originatingWebView:(WKWebView *)webView WK_API_DEPRECATED_WITH_REPLACEMENT("WKWebView.resumeDownloadFromResumeData:completionHandler:", macos(10.10, 12.0), ios(8.0, 15.0));
+
++ (void)_setLinkedOnOrAfterEverything WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+// Test only. Should be called only while no web content processes are running.
+- (void)_terminateServiceWorkers WK_API_AVAILABLE(macos(10.14), ios(12.0));
+
+// Test only.
+- (pid_t)_prewarmedProcessIdentifier WK_API_AVAILABLE(macos(10.15), ios(13.0));
+
+- (void)_terminateAllWebContentProcesses;
+
+// Test only.
+- (size_t)_webProcessCount WK_API_AVAILABLE(macos(10.13), ios(11.0));
+- (BOOL)_hasPrewarmedWebProcess WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (size_t)_webProcessCountIgnoringPrewarmed WK_API_AVAILABLE(macos(10.14), ios(12.0));
+- (size_t)_webProcessCountIgnoringPrewarmedAndCached WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (size_t)_pluginProcessCount WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+- (size_t)_serviceWorkerProcessCount WK_API_AVAILABLE(macos(10.14), ios(12.0));
+- (void)_makeNextWebProcessLaunchFailForTesting WK_API_AVAILABLE(macos(10.14), ios(12.0));
+- (NSUInteger)_maximumSuspendedPageCount WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (NSUInteger)_processCacheCapacity WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (NSUInteger)_processCacheSize WK_API_AVAILABLE(macos(10.15), ios(13.0));
+- (void)_clearWebProcessCache WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_setUseSeparateServiceWorkerProcess:(BOOL)forceServiceWorkerProcess WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (pid_t)_gpuProcessIdentifier WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (BOOL)_hasAudibleMediaActivity WK_API_AVAILABLE(macos(13.0), ios(16.0));
+- (BOOL)_requestWebProcessTermination:(pid_t)pid WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+// Test only. Returns web processes running web pages (does not include web processes running service workers)
+- (size_t)_webPageContentProcessCount WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+
+// Test only. Should be called before any web content processes are launched.
++ (void)_forceGameControllerFramework WK_API_AVAILABLE(macos(10.13), ios(11.0));
++ (void)_setLinkedOnOrAfterEverythingForTesting WK_API_AVAILABLE(macos(12.0), ios(15.0));
++ (void)_setLinkedOnOrBeforeEverythingForTesting WK_API_AVAILABLE(macos(12.0), ios(15.0));
++ (void)_setCaptivePortalModeEnabledGloballyForTesting:(BOOL)isEnabled WK_API_AVAILABLE(macos(13.0), ios(16.0));
++ (void)_clearCaptivePortalModeEnabledGloballyForTesting WK_API_AVAILABLE(macos(13.0), ios(16.0));
++ (BOOL)_lockdownModeEnabledGloballyForTesting WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+- (void)_preconnectToServer:(NSURL *)serverURL WK_API_DEPRECATED_WITH_REPLACEMENT("WKWebView._preconnectToServer", macos(10.13.4, 10.15.4), ios(11.3, 13.4));
+
+// Test only.
+- (void)_getActivePagesOriginsInWebProcessForTesting:(pid_t)pid completionHandler:(void(^)(NSArray<NSString *> *))completionHandler WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (void)_clearPermanentCredentialsForProtectionSpace:(NSURLProtectionSpace *)protectionSpace WK_API_AVAILABLE(macos(10.15), ios(13.0));
+
+@property (nonatomic, getter=_isCookieStoragePartitioningEnabled, setter=_setCookieStoragePartitioningEnabled:) BOOL _cookieStoragePartitioningEnabled WK_API_DEPRECATED("Partitioned cookies are no longer supported", macos(10.12.3, 10.14.4), ios(10.3, 12.2));
+
+- (WKNotificationManagerRef)_notificationManagerForTesting;
+
+// Test only.
+- (void)_seedResourceLoadStatisticsForTestingWithFirstParty:(NSURL *)firstPartyURL thirdParty:(NSURL *)thirdPartyURL shouldScheduleNotification:(BOOL)shouldScheduleNotification completionHandler:(void(^)(void))completionHandler  WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_garbageCollectJavaScriptObjectsForTesting WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (size_t)_numberOfConnectedGamepadsForTesting WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (size_t)_numberOfConnectedHIDGamepadsForTesting WK_API_AVAILABLE(macos(11.0), ios(15.0));
+- (size_t)_numberOfConnectedGameControllerFrameworkGamepadsForTesting WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (void)_setUsesOnlyHIDGamepadProviderForTesting:(BOOL)usesHIDProvider WK_API_AVAILABLE(macos(11.0), ios(14.0));
+@end

WebKit Headers/WebKit/WKUserContentControllerPrivate.h

@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKUserContentController.h>
+
+@class WKContentWorld;
+@class WKUserScript;
+@class _WKUserContentFilter;
+@class _WKUserContentWorld;
+@class _WKUserStyleSheet;
+
+@interface WKUserContentController (WKPrivate)
+
+- (void)_removeUserScript:(WKUserScript *)userScript WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_removeAllUserScriptsAssociatedWithContentWorld:(WKContentWorld *)contentWorld WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (void)_addUserScriptImmediately:(WKUserScript *)userScript WK_API_AVAILABLE(macos(10.14), ios(12.0));
+
+// FIXME: Remove this once rdar://100785999 is unblocked.
+- (void)_addUserContentFilter:(_WKUserContentFilter *)userContentFilter WK_API_DEPRECATED_WITH_REPLACEMENT("addContentRuleList", macos(10.11, 13.3), ios(9.0, 16.4));
+
+- (void)_removeUserContentFilter:(NSString *)userContentFilterName WK_API_AVAILABLE(macos(10.11), ios(9.0));
+- (void)_removeAllUserContentFilters WK_API_AVAILABLE(macos(10.11), ios(9.0));
+- (void)_addContentRuleList:(WKContentRuleList *)contentRuleList extensionBaseURL:(NSURL *)extensionBaseURL WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+@property (nonatomic, readonly, copy) NSArray<_WKUserStyleSheet *> *_userStyleSheets WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_addUserStyleSheet:(_WKUserStyleSheet *)userStyleSheet WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_removeUserStyleSheet:(_WKUserStyleSheet *)userStyleSheet WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_removeAllUserStyleSheets WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_removeAllUserStyleSheetsAssociatedWithContentWorld:(WKContentWorld *)contentWorld WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (void)_addScriptMessageHandler:(id <WKScriptMessageHandler>)scriptMessageHandler name:(NSString *)name userContentWorld:(_WKUserContentWorld *)userContentWorld WK_API_DEPRECATED_WITH_REPLACEMENT("_addScriptMessageHandler:name:contentWorld:", macos(10.11, 11.0), ios(9.0, 14.0));
+- (void)_addScriptMessageHandler:(id <WKScriptMessageHandler>)scriptMessageHandler name:(NSString *)name contentWorld:(WKContentWorld *)contentWorld;
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
+- (void)_removeScriptMessageHandlerForName:(NSString *)name userContentWorld:(_WKUserContentWorld *)userContentWorld;
+- (void)_removeAllScriptMessageHandlersAssociatedWithUserContentWorld:(_WKUserContentWorld *)userContentWorld;
+#pragma clang diagnostic pop
+
+@end

WebKit Headers/WebKit/WKWebProcessPlugIn.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2012-2020 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+#import <Foundation/Foundation.h>
+#import <WebKit/WKBase.h>
+
+@class WKWebProcessPlugInController;
+@class WKWebProcessPlugInBrowserContextController;
+
+@protocol WKWebProcessPlugIn <NSObject>
+@optional
+- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController initializeWithObject:(id)initializationObject;
+- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController didCreateBrowserContextController:(WKWebProcessPlugInBrowserContextController *)browserContextController;
+- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController willDestroyBrowserContextController:(WKWebProcessPlugInBrowserContextController *)browserContextController;
+- (NSArray *)additionalClassesForParameterCoder;
+@end
+
+@interface WKWebProcessPlugInController : NSObject
+- (void)extendClassesForParameterCoder:(NSArray *)classes;
+
+@property (readonly) id parameters;
+
+@end

WebKit Headers/WebKit/WKWebProcessPlugInBrowserContextController.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2012 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+#import <Foundation/Foundation.h>
+
+@class WKDOMDocument;
+@class WKDOMRange;
+@class WKWebProcessPlugInFrame;
+@protocol WKWebProcessPlugInLoadDelegate;
+
+@interface WKWebProcessPlugInBrowserContextController : NSObject
+
+@property (readonly) WKDOMDocument *mainFrameDocument;
+
+@property (readonly) WKDOMRange *selectedRange;
+
+@property (readonly) WKWebProcessPlugInFrame *mainFrame;
+
+@property (weak) id <WKWebProcessPlugInLoadDelegate> loadDelegate;
+
+@end

WebKit Headers/WebKit/WKWebProcessPlugInBrowserContextControllerPrivate.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2012 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKWebProcessPlugInBrowserContextController.h>
+
+#import <WebKit/WKBase.h>
+
+@class WKBrowsingContextHandle;
+@class _WKRemoteObjectRegistry;
+@protocol WKWebProcessPlugInEditingDelegate;
+@protocol WKWebProcessPlugInFormDelegatePrivate;
+
+@interface WKWebProcessPlugInBrowserContextController (WKPrivate)
+
+@property (nonatomic, readonly) WKBundlePageRef _bundlePageRef;
+
+@property (nonatomic, readonly) WKBrowsingContextHandle *handle;
+
+@property (nonatomic, readonly) _WKRemoteObjectRegistry *_remoteObjectRegistry;
+
+@property (weak, setter=_setFormDelegate:) id <WKWebProcessPlugInFormDelegatePrivate> _formDelegate;
+@property (weak, setter=_setEditingDelegate:) id <WKWebProcessPlugInEditingDelegate> _editingDelegate API_AVAILABLE(macos(10.12.3), ios(10.3));
+
+
+
+@property (nonatomic, readonly) BOOL _usesNonPersistentWebsiteDataStore;
+
+@property (nonatomic, readonly) NSString *_groupIdentifier API_AVAILABLE(macos(12.0), ios(15.0));
+
++ (instancetype)lookUpBrowsingContextFromHandle:(WKBrowsingContextHandle *)handle;
+
+@end

WebKit Headers/WebKit/WKWebProcessPlugInFrame.h

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+#import <CoreGraphics/CoreGraphics.h>
+#import <Foundation/Foundation.h>
+#import <JavaScriptCore/JavaScriptCore.h>
+
+@class _WKFrameHandle;
+@class WKWebProcessPlugInCSSStyleDeclarationHandle;
+@class WKWebProcessPlugInHitTestResult;
+@class WKWebProcessPlugInNodeHandle;
+@class WKWebProcessPlugInRangeHandle;
+@class WKWebProcessPlugInScriptWorld;
+
+typedef NS_OPTIONS(NSUInteger, WKHitTestOptions) {
+    WKHitTestOptionAllowUserAgentShadowRootContent = 1 << 0,
+};
+
+@interface WKWebProcessPlugInFrame : NSObject
+
+@property (nonatomic, readonly) NSURL *URL;
+@property (nonatomic, readonly) NSArray *childFrames;
+@property (nonatomic, readonly) BOOL containsAnyFormElements;
+@property (nonatomic, readonly) BOOL isMainFrame;
+
+@property (nonatomic, readonly) _WKFrameHandle *handle;
+
+// Returns URLs ordered by resolution in descending order.
+// FIXME: These should be tagged nonnull.
+@property (nonatomic, readonly) NSArray<NSURL *> *appleTouchIconURLs API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, readonly) NSArray<NSURL *> *faviconURLs API_AVAILABLE(macos(10.12), ios(10.0));
+
+- (JSContext *)jsContextForWorld:(WKWebProcessPlugInScriptWorld *)world;
+- (JSContext *)jsContextForServiceWorkerWorld:(WKWebProcessPlugInScriptWorld *)world;
+- (WKWebProcessPlugInHitTestResult *)hitTest:(CGPoint)point;
+- (WKWebProcessPlugInHitTestResult *)hitTest:(CGPoint)point options:(WKHitTestOptions)options API_AVAILABLE(macos(12.0), ios(15.0));
+- (JSValue *)jsCSSStyleDeclarationForCSSStyleDeclarationHandle:(WKWebProcessPlugInCSSStyleDeclarationHandle *)cssStyleDeclarationHandle inWorld:(WKWebProcessPlugInScriptWorld *)world API_AVAILABLE(macos(13.0), ios(16.0));
+- (JSValue *)jsNodeForNodeHandle:(WKWebProcessPlugInNodeHandle *)nodeHandle inWorld:(WKWebProcessPlugInScriptWorld *)world;
+- (JSValue *)jsRangeForRangeHandle:(WKWebProcessPlugInRangeHandle *)rangeHandle inWorld:(WKWebProcessPlugInScriptWorld *)world API_AVAILABLE(macos(10.12.3), ios(10.3));
+
+@end

WebKit Headers/WebKit/WKWebProcessPlugInLoadDelegate.h

@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <Foundation/Foundation.h>
+#import <WebKit/_WKRenderingProgressEvents.h>
+#import <WebKit/_WKSameDocumentNavigationType.h>
+
+@class WKWebProcessPlugInBrowserContextController;
+@class WKWebProcessPlugInFrame;
+@class WKWebProcessPlugInScriptWorld;
+
+@protocol WKWebProcessPlugInLoadDelegate <NSObject>
+@optional
+
+// Frame loading
+
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didStartProvisionalLoadForFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didReceiveServerRedirectForProvisionalLoadForFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didCommitLoadForFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didFinishDocumentLoadForFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didFailProvisionalLoadWithErrorForFrame:(WKWebProcessPlugInFrame *)frame error:(NSError *)error;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didFailLoadWithErrorForFrame:(WKWebProcessPlugInFrame *)frame error:(NSError *)error;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didFinishLoadForFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didSameDocumentNavigation:(_WKSameDocumentNavigationType)navigationType forFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller didClearWindowObjectForFrame:(WKWebProcessPlugInFrame *)frame inScriptWorld:(WKWebProcessPlugInScriptWorld *)scriptWorld;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller globalObjectIsAvailableForFrame:(WKWebProcessPlugInFrame *)frame inScriptWorld:(WKWebProcessPlugInScriptWorld *)scriptWorld;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller serviceWorkerGlobalObjectIsAvailableForFrame:(WKWebProcessPlugInFrame *)frame inScriptWorld:(WKWebProcessPlugInScriptWorld *)scriptWorld;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller willInjectUserScriptForFrame:(WKWebProcessPlugInFrame *)frame inScriptWorld:(WKWebProcessPlugInScriptWorld *)scriptWorld;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller didRemoveFrameFromHierarchy:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller didHandleOnloadEventsForFrame:(WKWebProcessPlugInFrame *)frame;
+
+// Layout
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didLayoutForFrame:(WKWebProcessPlugInFrame *)frame;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller renderingProgressDidChange:(_WKRenderingProgressEvents)events;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didFirstVisuallyNonEmptyLayoutForFrame:(WKWebProcessPlugInFrame *)frame;
+- (_WKRenderingProgressEvents)webProcessPlugInBrowserContextControllerRenderingProgressEvents:(WKWebProcessPlugInBrowserContextController *)controller;
+
+// Resource loading
+
+- (NSURLRequest *)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame willSendRequestForResource:(uint64_t)resource request:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse;
+- (NSURLRequest *)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse;
+
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame didInitiateLoadForResource:(uint64_t)resource request:(NSURLRequest *)request pageIsProvisionallyLoading:(BOOL)pageIsProvisionallyLoading;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame didInitiateLoadForResource:(uint64_t)resource request:(NSURLRequest *)request;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame didReceiveResponse:(NSURLResponse *)response forResource:(uint64_t)resource;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame didFinishLoadForResource:(uint64_t)resource;
+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController *)controller frame:(WKWebProcessPlugInFrame *)frame didFailLoadForResource:(uint64_t)resource error:(NSError *)error;
+
+@end

WebKit Headers/WebKit/WKWebViewConfigurationPrivate.h

@@ -0,0 +1,173 @@
+/*
+ * Copyright (C) 2014-2020 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKBase.h>
+#import <WebKit/WKWebViewConfiguration.h>
+
+#if TARGET_OS_IPHONE
+typedef NS_ENUM(NSUInteger, _WKDragLiftDelay) {
+    _WKDragLiftDelayShort = 0,
+    _WKDragLiftDelayMedium,
+    _WKDragLiftDelayLong
+} WK_API_AVAILABLE(ios(11.0));
+
+typedef NS_ENUM(NSUInteger, _WKAttributionOverrideTesting) {
+    _WKAttributionOverrideTestingNoOverride = 0,
+    _WKAttributionOverrideTestingAppInitiated,
+    _WKAttributionOverrideTestingUserInitiated
+} WK_API_AVAILABLE(ios(15.0));
+
+@protocol _UIClickInteractionDriving;
+#endif
+
+typedef NS_ENUM(NSUInteger, _WKContentSecurityPolicyModeForExtension) {
+    _WKContentSecurityPolicyModeForExtensionNone = 0,
+    _WKContentSecurityPolicyModeForExtensionManifestV2,
+    _WKContentSecurityPolicyModeForExtensionManifestV3
+} WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+@class WKWebView;
+@class _WKApplicationManifest;
+@class _WKVisitedLinkStore;
+@class _WKWebExtensionController;
+
+@interface WKWebViewConfiguration (WKPrivate)
+
+@property (nonatomic, weak, setter=_setRelatedWebView:) WKWebView *_relatedWebView;
+@property (nonatomic, weak, setter=_setWebViewToCloneSessionStorageFrom:) WKWebView *_webViewToCloneSessionStorageFrom;
+@property (nonatomic, copy, setter=_setGroupIdentifier:) NSString *_groupIdentifier;
+
+@property (nonatomic, strong, setter=_setVisitedLinkStore:) _WKVisitedLinkStore *_visitedLinkStore;
+
+@property (nonatomic, strong, readonly) _WKWebExtensionController *_strongWebExtensionController;
+@property (nonatomic, weak, setter=_setWeakWebExtensionController:) _WKWebExtensionController *_weakWebExtensionController;
+@property (nonatomic, strong, setter=_setWebExtensionController:) _WKWebExtensionController *_webExtensionController;
+
+@property (nonatomic, weak, setter=_setAlternateWebViewForNavigationGestures:) WKWebView *_alternateWebViewForNavigationGestures;
+
+@property (nonatomic, setter=_setRespectsImageOrientation:) BOOL _respectsImageOrientation WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setPrintsBackgrounds:) BOOL _printsBackgrounds WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setIncrementalRenderingSuppressionTimeout:) NSTimeInterval _incrementalRenderingSuppressionTimeout WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setAllowsJavaScriptMarkup:) BOOL _allowsJavaScriptMarkup WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setConvertsPositionStyleOnCopy:) BOOL _convertsPositionStyleOnCopy WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setAllowsMetaRefresh:) BOOL _allowsMetaRefresh WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setAllowUniversalAccessFromFileURLs:) BOOL _allowUniversalAccessFromFileURLs WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setAllowTopNavigationToDataURLs:) BOOL _allowTopNavigationToDataURLs WK_API_AVAILABLE(macos(11.0), ios(14.0));
+@property (nonatomic, setter=_setNeedsStorageAccessFromFileURLsQuirk:) BOOL _needsStorageAccessFromFileURLsQuirk WK_API_AVAILABLE(macos(10.12.3), ios(10.3));
+@property (nonatomic, setter=_setMainContentUserGestureOverrideEnabled:) BOOL _mainContentUserGestureOverrideEnabled WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setInvisibleAutoplayNotPermitted:) BOOL _invisibleAutoplayNotPermitted WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setMediaDataLoadsAutomatically:) BOOL _mediaDataLoadsAutomatically WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setAttachmentElementEnabled:) BOOL _attachmentElementEnabled WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setAttachmentWideLayoutEnabled:) BOOL _attachmentWideLayoutEnabled WK_API_AVAILABLE(macos(WK_MAC_TBA), ios(WK_IOS_TBA));
+@property (nonatomic, setter=_setAttachmentFileWrapperClass:) Class _attachmentFileWrapperClass WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic, setter=_setInitialCapitalizationEnabled:) BOOL _initialCapitalizationEnabled WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setApplePayEnabled:) BOOL _applePayEnabled WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, setter=_setWaitsForPaintAfterViewDidMoveToWindow:) BOOL _waitsForPaintAfterViewDidMoveToWindow WK_API_AVAILABLE(macos(10.12.3), ios(10.3));
+@property (nonatomic, setter=_setControlledByAutomation:, getter=_isControlledByAutomation) BOOL _controlledByAutomation WK_API_AVAILABLE(macos(10.12.3), ios(10.3));
+@property (nonatomic, setter=_setApplicationManifest:) _WKApplicationManifest *_applicationManifest WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+@property (nonatomic, setter=_setColorFilterEnabled:) BOOL _colorFilterEnabled WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic, setter=_setIncompleteImageBorderEnabled:) BOOL _incompleteImageBorderEnabled WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic, setter=_setDrawsBackground:) BOOL _drawsBackground WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic, setter=_setShouldDeferAsynchronousScriptsUntilAfterDocumentLoad:) BOOL _shouldDeferAsynchronousScriptsUntilAfterDocumentLoad WK_API_AVAILABLE(macos(10.14), ios(12.0));
+
+@property (nonatomic, readonly) WKWebsiteDataStore *_websiteDataStoreIfExists WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+@property (nonatomic, copy, setter=_setCORSDisablingPatterns:) NSArray<NSString *> *_corsDisablingPatterns WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+@property (nonatomic, copy, setter=_setMaskedURLSchemes:) NSSet<NSString *> *_maskedURLSchemes WK_API_AVAILABLE(macos(13.0), ios(16.0));
+@property (nonatomic, setter=_setDeferrableUserScriptsShouldWaitUntilNotification:) BOOL _deferrableUserScriptsShouldWaitUntilNotification WK_API_AVAILABLE(macos(11.0), ios(14.0));
+@property (nonatomic, setter=_setCrossOriginAccessControlCheckEnabled:) BOOL _crossOriginAccessControlCheckEnabled WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+@property (nonatomic, setter=_setLoadsFromNetwork:) BOOL _loadsFromNetwork WK_API_DEPRECATED_WITH_REPLACEMENT("_allowedNetworkHosts", macos(11.0, 12.0), ios(14.0, 15.0));
+@property (nonatomic, copy, setter=_setAllowedNetworkHosts:) NSSet<NSString *> *_allowedNetworkHosts WK_API_AVAILABLE(macos(12.0), ios(15.0));
+@property (nonatomic, setter=_setLoadsSubresources:) BOOL _loadsSubresources WK_API_AVAILABLE(macos(11.0), ios(14.0));
+@property (nonatomic, setter=_setIgnoresAppBoundDomains:) BOOL _ignoresAppBoundDomains WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+#if TARGET_OS_IPHONE
+@property (nonatomic, setter=_setClientNavigationsRunAtForegroundPriority:) BOOL _clientNavigationsRunAtForegroundPriority WK_API_AVAILABLE(ios(13.4));
+@property (nonatomic, setter=_setAlwaysRunsAtForegroundPriority:) BOOL _alwaysRunsAtForegroundPriority WK_API_DEPRECATED_WITH_REPLACEMENT("_clientNavigationsRunAtForegroundPriority", ios(9.0, 14.0));
+@property (nonatomic, setter=_setInlineMediaPlaybackRequiresPlaysInlineAttribute:) BOOL _inlineMediaPlaybackRequiresPlaysInlineAttribute WK_API_AVAILABLE(ios(10.0));
+@property (nonatomic, setter=_setAllowsInlineMediaPlaybackAfterFullscreen:) BOOL _allowsInlineMediaPlaybackAfterFullscreen  WK_API_AVAILABLE(ios(10.0));
+@property (nonatomic, setter=_setDragLiftDelay:) _WKDragLiftDelay _dragLiftDelay WK_API_AVAILABLE(ios(11.0));
+@property (nonatomic, setter=_setLongPressActionsEnabled:) BOOL _longPressActionsEnabled WK_API_AVAILABLE(ios(12.0));
+@property (nonatomic, setter=_setSystemPreviewEnabled:) BOOL _systemPreviewEnabled WK_API_AVAILABLE(ios(12.0));
+@property (nonatomic, setter=_setShouldDecidePolicyBeforeLoadingQuickLookPreview:) BOOL _shouldDecidePolicyBeforeLoadingQuickLookPreview WK_API_AVAILABLE(ios(13.0));
+@property (nonatomic, setter=_setCanShowWhileLocked:) BOOL _canShowWhileLocked WK_API_AVAILABLE(ios(13.0));
+@property (nonatomic, setter=_setClickInteractionDriverForTesting:) id <_UIClickInteractionDriving> _clickInteractionDriverForTesting WK_API_AVAILABLE(ios(13.0));
+@property (nonatomic, setter=_setAppInitiatedOverrideValueForTesting:) _WKAttributionOverrideTesting _appInitiatedOverrideValueForTesting WK_API_AVAILABLE(ios(15.0));
+#else
+@property (nonatomic, setter=_setShowsURLsInToolTips:) BOOL _showsURLsInToolTips WK_API_AVAILABLE(macos(10.12));
+@property (nonatomic, setter=_setServiceControlsEnabled:) BOOL _serviceControlsEnabled WK_API_AVAILABLE(macos(10.12));
+@property (nonatomic, setter=_setImageControlsEnabled:) BOOL _imageControlsEnabled WK_API_AVAILABLE(macos(13.0));
+@property (nonatomic, setter=_setContextMenuQRCodeDetectionEnabled:) BOOL _contextMenuQRCodeDetectionEnabled WK_API_AVAILABLE(macos(WK_MAC_TBA));
+@property (nonatomic, readwrite, setter=_setRequiresUserActionForEditingControlsManager:) BOOL _requiresUserActionForEditingControlsManager WK_API_AVAILABLE(macos(10.12));
+@property (nonatomic, readwrite, setter=_setCPULimit:) double _cpuLimit WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, readwrite, setter=_setPageGroup:) WKPageGroupRef _pageGroup WK_API_AVAILABLE(macos(10.13.4));
+#endif
+
+@property (nonatomic, setter=_setRequiresUserActionForAudioPlayback:) BOOL _requiresUserActionForAudioPlayback WK_API_DEPRECATED_WITH_REPLACEMENT("mediaTypesRequiringUserActionForPlayback", macos(10.12, 10.12), ios(10.0, 10.0));
+@property (nonatomic, setter=_setRequiresUserActionForVideoPlayback:) BOOL _requiresUserActionForVideoPlayback WK_API_DEPRECATED_WITH_REPLACEMENT("mediaTypesRequiringUserActionForPlayback", macos(10.12, 10.12), ios(10.0, 10.0));
+
+@property (nonatomic, setter=_setOverrideContentSecurityPolicy:) NSString *_overrideContentSecurityPolicy WK_API_AVAILABLE(macos(10.12.3), ios(10.3));
+@property (nonatomic, setter=_setMediaContentTypesRequiringHardwareSupport:) NSString *_mediaContentTypesRequiringHardwareSupport WK_API_AVAILABLE(macos(10.13), ios(11.0));
+@property (nonatomic, setter=_setLegacyEncryptedMediaAPIEnabled:) BOOL _legacyEncryptedMediaAPIEnabled WK_API_AVAILABLE(macos(10.13), ios(11.0));
+@property (nonatomic, setter=_setAllowMediaContentTypesRequiringHardwareSupportAsFallback:) BOOL _allowMediaContentTypesRequiringHardwareSupportAsFallback WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+@property (nonatomic, setter=_setMediaCaptureEnabled:) BOOL _mediaCaptureEnabled WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+// The input of this SPI is an array of image UTI (Uniform Type Identifier).
+@property (nonatomic, copy, setter=_setAdditionalSupportedImageTypes:) NSArray<NSString *> *_additionalSupportedImageTypes WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic, setter=_setUndoManagerAPIEnabled:) BOOL _undoManagerAPIEnabled WK_API_AVAILABLE(macos(10.15), ios(13.0));
+@property (nonatomic, setter=_setShouldRelaxThirdPartyCookieBlocking:) BOOL _shouldRelaxThirdPartyCookieBlocking WK_API_AVAILABLE(macos(11.0), ios(14.0));
+@property (nonatomic, setter=_setProcessDisplayName:) NSString *_processDisplayName WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+@property (nonatomic, setter=_setAppHighlightsEnabled:) BOOL _appHighlightsEnabled WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+@property (nonatomic, setter=_setAllowTestOnlyIPC:) BOOL _allowTestOnlyIPC WK_API_AVAILABLE(macos(WK_MAC_TBA), ios(WK_IOS_TBA));
+
+// The maximum Lab color difference allowed between two consecutive page top snapshots.
+// Expects 0 (disables page top color sampling entirely) or any positive number.
+@property (nonatomic, setter=_setSampledPageTopColorMaxDifference:) double _sampledPageTopColorMaxDifference WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+// How far down the page the sampled page top color needs to extend in order to be considered valid.
+// Expects 0 (the color doesn't need to continue into the page at all) or any positive number.
+@property (nonatomic, setter=_setSampledPageTopColorMinHeight:) double _sampledPageTopColorMinHeight WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+// Attributes network activity from this WKWebView to the app with this bundle.
+@property (nonatomic, setter=_setAttributedBundleIdentifier:) NSString *_attributedBundleIdentifier;
+
+@property (nonatomic, setter=_setContentSecurityPolicyModeForExtension:) _WKContentSecurityPolicyModeForExtension _contentSecurityPolicyModeForExtension WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+@property (nonatomic, setter=_setMarkedTextInputEnabled:) BOOL _markedTextInputEnabled WK_API_AVAILABLE(macos(WK_MAC_TBA), ios(WK_IOS_TBA));
+@end
+
+#if TARGET_OS_IPHONE
+
+@interface WKWebViewConfiguration (WKPrivateDeprecated)
+
+@property (nonatomic, setter=_setTextInteractionGesturesEnabled:) BOOL _textInteractionGesturesEnabled WK_API_DEPRECATED_WITH_REPLACEMENT("WKPreferences.textInteractionGesturesEnabled", ios(12.0, 15.0));
+
+@end
+
+#endif

WebKit Headers/WebKit/WKWebViewPrivate.h

@@ -0,0 +1,770 @@
+/*
+ * Copyright (C) 2014-2020 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if TARGET_OS_IPHONE
+#if __has_include(<UIKit/_UIFindInteraction.h>)
+#import <UIKit/_UIFindInteraction.h>
+#endif
+#if __has_include(<UIKit/_UITextSearching.h>)
+#import <UIKit/_UITextSearching.h>
+#endif
+#endif
+
+#import <WebKit/WKDataDetectorTypes.h>
+#import <WebKit/WKWebView.h>
+#import <WebKit/_WKActivatedElementInfo.h>
+#import <WebKit/_WKAttachment.h>
+#import <WebKit/_WKFindOptions.h>
+#import <WebKit/_WKLayoutMode.h>
+#import <WebKit/_WKOverlayScrollbarStyle.h>
+#import <WebKit/_WKRenderingProgressEvents.h>
+
+typedef NS_ENUM(NSInteger, _WKPaginationMode) {
+    _WKPaginationModeUnpaginated,
+    _WKPaginationModeLeftToRight,
+    _WKPaginationModeRightToLeft,
+    _WKPaginationModeTopToBottom,
+    _WKPaginationModeBottomToTop,
+} WK_API_AVAILABLE(macos(10.10), ios(8.0));
+
+typedef NS_OPTIONS(NSUInteger, _WKMediaCaptureStateDeprecated) {
+    _WKMediaCaptureStateDeprecatedNone = 0,
+    _WKMediaCaptureStateDeprecatedActiveMicrophone = 1 << 0,
+    _WKMediaCaptureStateDeprecatedActiveCamera = 1 << 1,
+    _WKMediaCaptureStateDeprecatedMutedMicrophone = 1 << 2,
+    _WKMediaCaptureStateDeprecatedMutedCamera = 1 << 3,
+} WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+typedef NS_OPTIONS(NSUInteger, _WKMediaMutedState) {
+    _WKMediaNoneMuted = 0,
+    _WKMediaAudioMuted = 1 << 0,
+    _WKMediaCaptureDevicesMuted = 1 << 1,
+    _WKMediaScreenCaptureMuted = 1 << 2,
+} WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+typedef NS_OPTIONS(NSUInteger, _WKCaptureDevices) {
+    _WKCaptureDeviceMicrophone = 1 << 0,
+    _WKCaptureDeviceCamera = 1 << 1,
+    _WKCaptureDeviceDisplay = 1 << 2,
+} WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+typedef NS_OPTIONS(NSUInteger, _WKSelectionAttributes) {
+    _WKSelectionAttributeNoSelection = 0,
+    _WKSelectionAttributeIsCaret = 1 << 0,
+    _WKSelectionAttributeIsRange = 1 << 1,
+} WK_API_AVAILABLE(macos(10.15), ios(13.0));
+
+typedef NS_ENUM(NSInteger, _WKShouldOpenExternalURLsPolicy) {
+    _WKShouldOpenExternalURLsPolicyNotAllow,
+    _WKShouldOpenExternalURLsPolicyAllow,
+    _WKShouldOpenExternalURLsPolicyAllowExternalSchemesButNotAppLinks,
+} WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+#if TARGET_OS_IPHONE
+
+typedef NS_ENUM(NSUInteger, _WKDragInteractionPolicy) {
+    _WKDragInteractionPolicyDefault = 0,
+    _WKDragInteractionPolicyAlwaysEnable,
+    _WKDragInteractionPolicyAlwaysDisable
+} WK_API_AVAILABLE(ios(11.0));
+
+#else
+#import <WebKit/WKBase.h>
+#endif
+
+#if !TARGET_OS_IPHONE
+
+typedef NS_ENUM(NSInteger, _WKImmediateActionType) {
+    _WKImmediateActionNone,
+    _WKImmediateActionLinkPreview,
+    _WKImmediateActionDataDetectedItem,
+    _WKImmediateActionLookupText,
+    _WKImmediateActionMailtoLink,
+    _WKImmediateActionTelLink
+} WK_API_AVAILABLE(macos(10.12));
+
+typedef NS_OPTIONS(NSUInteger, _WKRectEdge) {
+    _WKRectEdgeNone = 0,
+    _WKRectEdgeLeft = 1 << CGRectMinXEdge,
+    _WKRectEdgeTop = 1 << CGRectMinYEdge,
+    _WKRectEdgeRight = 1 << CGRectMaxXEdge,
+    _WKRectEdgeBottom = 1 << CGRectMaxYEdge,
+    _WKRectEdgeAll = _WKRectEdgeLeft | _WKRectEdgeTop | _WKRectEdgeRight | _WKRectEdgeBottom,
+} WK_API_AVAILABLE(macos(10.13.4));
+
+#endif
+
+@class UIEventAttribution;
+@class UITextInputTraits;
+@class WKBrowsingContextHandle;
+@class WKDownload;
+@class WKFrameInfo;
+@class WKSecurityOrigin;
+@class WKWebpagePreferences;
+@class _UIFindInteraction;
+@class _WKApplicationManifest;
+@class _WKDataTask;
+@class _WKFrameHandle;
+@class _WKFrameTreeNode;
+@class _WKHitTestResult;
+@class _WKInspector;
+@class _WKRemoteObjectRegistry;
+@class _WKSafeBrowsingWarning;
+@class _WKSessionState;
+@class _WKTextInputContext;
+@class _WKTextManipulationConfiguration;
+@class _WKTextManipulationItem;
+@class _WKThumbnailView;
+@class _WKWebViewPrintFormatter;
+
+@protocol WKHistoryDelegatePrivate;
+@protocol _WKAppHighlightDelegate;
+@protocol _WKDiagnosticLoggingDelegate;
+@protocol _WKFindDelegate;
+@protocol _WKFullscreenDelegate;
+@protocol _WKIconLoadingDelegate;
+@protocol _WKInputDelegate;
+@protocol _WKResourceLoadDelegate;
+@protocol _WKTextManipulationDelegate;
+
+@interface WKWebView (WKPrivate)
+
+// FIXME: This should return a _WKRemoteObjectRegistry *.
+@property (nonatomic, readonly) id _remoteObjectRegistry;
+@property (nonatomic, readonly) WKBrowsingContextHandle *_handle;
+
+@property (nonatomic, setter=_setObservedRenderingProgressEvents:) _WKRenderingProgressEvents _observedRenderingProgressEvents;
+
+@property (nonatomic, weak, setter=_setHistoryDelegate:) id <WKHistoryDelegatePrivate> _historyDelegate;
+@property (nonatomic, weak, setter=_setIconLoadingDelegate:) id <_WKIconLoadingDelegate> _iconLoadingDelegate;
+@property (nonatomic, weak, setter=_setResourceLoadDelegate:) id <_WKResourceLoadDelegate> _resourceLoadDelegate WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+@property (nonatomic, readonly) NSURL *_unreachableURL;
+@property (nonatomic, readonly) NSURL *_mainFrameURL WK_API_AVAILABLE(macos(10.15), ios(13.0));
+@property (nonatomic, readonly) NSURL *_resourceDirectoryURL WK_API_AVAILABLE(macos(10.15), ios(13.0));
+
+- (void)_loadAlternateHTMLString:(NSString *)string baseURL:(NSURL *)baseURL forUnreachableURL:(NSURL *)unreachableURL;
+- (WKNavigation *)_loadData:(NSData *)data MIMEType:(NSString *)MIMEType characterEncodingName:(NSString *)characterEncodingName baseURL:(NSURL *)baseURL userData:(id)userData WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (WKNavigation *)_loadRequest:(NSURLRequest *)request shouldOpenExternalURLs:(BOOL)shouldOpenExternalURLs WK_API_AVAILABLE(macos(10.13), ios(11.0));
+- (WKNavigation *)_loadRequest:(NSURLRequest *)request shouldOpenExternalURLsPolicy:(_WKShouldOpenExternalURLsPolicy)shouldOpenExternalURLsPolicy WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+@property (nonatomic, readonly) NSArray *_certificateChain WK_API_DEPRECATED_WITH_REPLACEMENT("certificateChain", macos(10.10, 10.11), ios(8.0, 9.0));
+@property (nonatomic, readonly) NSURL *_committedURL;
+@property (nonatomic, readonly) NSString *_MIMEType;
+@property (nonatomic, readonly) NSString *_userAgent WK_API_AVAILABLE(macos(10.11), ios(9.0));
+@property (copy, setter=_setApplicationNameForUserAgent:) NSString *_applicationNameForUserAgent;
+@property (copy, setter=_setCustomUserAgent:) NSString *_customUserAgent;
+
+@property (nonatomic, readonly, getter=_isPlayingAudio) BOOL _playingAudio WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+@property (nonatomic, setter=_setUserContentExtensionsEnabled:) BOOL _userContentExtensionsEnabled WK_API_AVAILABLE(macos(10.11), ios(9.0));
+
+@property (nonatomic, readonly) pid_t _webProcessIdentifier;
+@property (nonatomic, readonly) pid_t _provisionalWebProcessIdentifier WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic, readonly) pid_t _gpuProcessIdentifier WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+@property (nonatomic, getter=_isEditable, setter=_setEditable:) BOOL _editable WK_API_AVAILABLE(macos(10.11), ios(9.0));
+
+/*! @abstract A Boolean value indicating whether any resource on the page
+has been loaded over a connection using TLS 1.0 or TLS 1.1.
+@discussion @link WKWebView @/link is key-value observing (KVO) compliant
+for this property.
+*/
+@property (nonatomic, readonly) BOOL _negotiatedLegacyTLS WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+
+@property (nonatomic, readonly) BOOL _wasPrivateRelayed WK_API_AVAILABLE(macos(13.1), ios(16.2));
+
+- (void)_frames:(void (^)(_WKFrameTreeNode *))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+// FIXME: Remove these once nobody is using them.
+@property (nonatomic, readonly) NSData *_sessionStateData;
+- (void)_restoreFromSessionStateData:(NSData *)sessionStateData;
+
+@property (nonatomic, readonly) _WKSessionState *_sessionState;
+- (WKNavigation *)_restoreSessionState:(_WKSessionState *)sessionState andNavigate:(BOOL)navigate;
+- (_WKSessionState *)_sessionStateWithFilter:(BOOL (^)(WKBackForwardListItem *item))filter;
+
+@property (nonatomic, setter=_setAllowsRemoteInspection:) BOOL _allowsRemoteInspection WK_API_DEPRECATED_WITH_REPLACEMENT("inspectable", macos(10.10, 13.3), ios(8.0, 16.4));
+@property (nonatomic, copy, setter=_setRemoteInspectionNameOverride:) NSString *_remoteInspectionNameOverride WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, readonly) BOOL _isBeingInspected WK_API_AVAILABLE(macos(12.0), ios(15.0));
+@property (nonatomic, readonly) _WKInspector *_inspector WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic, readonly) _WKFrameHandle *_mainFrame WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic, weak, setter=_setTextManipulationDelegate:) id <_WKTextManipulationDelegate> _textManipulationDelegate WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_startTextManipulationsWithConfiguration:(_WKTextManipulationConfiguration *)configuration completion:(void(^)(void))completionHandler WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_completeTextManipulation:(_WKTextManipulationItem *)item completion:(void(^)(BOOL success))completionHandler WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_completeTextManipulationForItems:(NSArray<_WKTextManipulationItem *> *)items completion:(void(^)(NSArray<NSError *> *errors))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+@property (nonatomic, setter=_setAddsVisitedLinks:) BOOL _addsVisitedLinks;
+
+@property (nonatomic, readonly) BOOL _networkRequestsInProgress;
+
+@property (nonatomic, readonly, getter=_isShowingNavigationGestureSnapshot) BOOL _showingNavigationGestureSnapshot;
+
+- (void)_close;
+- (BOOL)_tryClose WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (BOOL)_isClosed WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+
+- (void)_updateWebpagePreferences:(WKWebpagePreferences *)webpagePreferences WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_notifyUserScripts WK_API_AVAILABLE(macos(11.0), ios(14.0));
+@property (nonatomic, readonly) BOOL _deferrableUserScriptsNeedNotification WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (void)_evaluateJavaScriptWithoutUserGesture:(NSString *)javaScriptString completionHandler:(void (^)(id, NSError *))completionHandler WK_API_AVAILABLE(macos(10.13), ios(11.0));
+- (void)_evaluateJavaScript:(NSString *)javaScriptString inFrame:(WKFrameInfo *)frame inContentWorld:(WKContentWorld *)contentWorld completionHandler:(void (^)(id, NSError * error))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (void)_evaluateJavaScript:(NSString *)javaScriptString withSourceURL:(NSURL *)sourceURL inFrame:(WKFrameInfo *)frame inContentWorld:(WKContentWorld *)contentWorld completionHandler:(void (^)(id, NSError * error))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (void)_callAsyncJavaScript:(NSString *)functionBody arguments:(NSDictionary<NSString *, id> *)arguments inFrame:(WKFrameInfo *)frame inContentWorld:(WKContentWorld *)contentWorld completionHandler:(void (^)(id, NSError *error))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (BOOL)_allMediaPresentationsClosed WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+@property (nonatomic, setter=_setLayoutMode:) _WKLayoutMode _layoutMode;
+// For use with _layoutMode = _WKLayoutModeFixedSize:
+@property (nonatomic, setter=_setFixedLayoutSize:) CGSize _fixedLayoutSize;
+
+@property (nonatomic, setter=_setViewportSizeForCSSViewportUnits:) CGSize _viewportSizeForCSSViewportUnits WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+@property (nonatomic, setter=_setViewScale:) CGFloat _viewScale WK_API_AVAILABLE(macos(10.11), ios(9.0));
+
+@property (nonatomic, setter=_setMinimumEffectiveDeviceWidth:) CGFloat _minimumEffectiveDeviceWidth WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic, setter=_setBackgroundExtendsBeyondPage:) BOOL _backgroundExtendsBeyondPage WK_API_AVAILABLE(macos(10.13.4), ios(8.0));
+
+- (_WKAttachment *)_insertAttachmentWithFilename:(NSString *)filename contentType:(NSString *)contentType data:(NSData *)data options:(_WKAttachmentDisplayOptions *)options completion:(void(^)(BOOL success))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("-_insertAttachmentWithFileWrapper:contentType:options:completion:", macos(10.13.4, 10.14.4), ios(11.3, 12.2));
+- (_WKAttachment *)_insertAttachmentWithFileWrapper:(NSFileWrapper *)fileWrapper contentType:(NSString *)contentType options:(_WKAttachmentDisplayOptions *)options completion:(void(^)(BOOL success))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("-_insertAttachmentWithFileWrapper:contentType:completion:", macos(10.14.4, 10.14.4), ios(12.2, 12.2));
+- (_WKAttachment *)_insertAttachmentWithFileWrapper:(NSFileWrapper *)fileWrapper contentType:(NSString *)contentType completion:(void(^)(BOOL success))completionHandler WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (_WKAttachment *)_attachmentForIdentifier:(NSString *)identifier WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+- (void)_simulateDeviceOrientationChangeWithAlpha:(double)alpha beta:(double)beta gamma:(double)gamma WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
++ (BOOL)_willUpgradeToHTTPS:(NSURL *)url WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
++ (BOOL)_handlesSafeBrowsing WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
++ (NSURL *)_confirmMalwareSentinel WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
++ (NSURL *)_visitUnsafeWebsiteSentinel WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (void)_showSafeBrowsingWarningWithTitle:(NSString *)title warning:(NSString *)warning details:(NSAttributedString *)details completionHandler:(void(^)(BOOL))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("-_showSafeBrowsingWarningWithURL:title:warning:detailsWithLinks:completionHandler:", macos(10.14.4, 10.15.4), ios(12.2, 13.2));
+- (void)_showSafeBrowsingWarningWithURL:(NSURL *)url title:(NSString *)title warning:(NSString *)warning details:(NSAttributedString *)details completionHandler:(void(^)(BOOL))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("-_showSafeBrowsingWarningWithURL:title:warning:detailsWithLinks:completionHandler:", macos(10.14.4, 10.15.4), ios(12.2, 13.2));
+- (void)_showSafeBrowsingWarningWithURL:(NSURL *)url title:(NSString *)title warning:(NSString *)warning detailsWithLinks:(NSAttributedString *)details completionHandler:(void(^)(BOOL, NSURL *))completionHandler WK_API_AVAILABLE(macos(10.15.4), ios(13.2));
+
+- (void)_doAfterNextPresentationUpdate:(void (^)(void))updateBlock WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_doAfterNextPresentationUpdateWithoutWaitingForPainting:(void (^)(void))updateBlock WK_API_AVAILABLE(macos(10.12.3), ios(10.3));
+
+- (void)_doAfterNextVisibleContentRectUpdate:(void (^)(void))updateBlock WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+- (void)_executeEditCommand:(NSString *)command argument:(NSString *)argument completion:(void (^)(BOOL))completion WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+
+- (void)_isJITEnabled:(void(^)(BOOL))completionHandler WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (void)_removeDataDetectedLinks:(dispatch_block_t)completion WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+- (IBAction)_alignCenter:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_alignJustified:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_alignLeft:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_alignRight:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_indent:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_outdent:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_toggleStrikeThrough:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_insertOrderedList:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_insertUnorderedList:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_insertNestedOrderedList:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_insertNestedUnorderedList:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_increaseListLevel:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_decreaseListLevel:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_changeListType:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_pasteAsQuotation:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_pasteAndMatchStyle:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+- (IBAction)_takeFindStringFromSelection:(id)sender WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (class, nonatomic, copy, setter=_setStringForFind:) NSString *_stringForFind WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic, readonly) _WKSelectionAttributes _selectionAttributes WK_API_AVAILABLE(macos(10.15), ios(13.0));
+
+- (WKNavigation *)_reloadWithoutContentBlockers WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (WKNavigation *)_reloadExpiredOnly WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+@property (nonatomic, readonly) BOOL _webProcessIsResponsive WK_API_AVAILABLE(macos(10.12), ios(10.0));
+- (void)_killWebContentProcess;
+- (void)_killWebContentProcessAndResetState;
+
+- (void)_getMainResourceDataWithCompletionHandler:(void (^)(NSData *, NSError *))completionHandler;
+- (void)_getWebArchiveDataWithCompletionHandler:(void (^)(NSData *, NSError *))completionHandler;
+- (void)_getContentsAsStringWithCompletionHandler:(void (^)(NSString *, NSError *))completionHandler WK_API_AVAILABLE(macos(10.13), ios(11.0));
+- (void)_getContentsAsStringWithCompletionHandlerKeepIPCConnectionAliveForTesting:(void (^)(NSString *, NSError *))completionHandler;
+- (void)_getContentsOfAllFramesAsStringWithCompletionHandler:(void (^)(NSString *))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (void)_getContentsAsAttributedStringWithCompletionHandler:(void (^)(NSAttributedString *, NSDictionary<NSAttributedStringDocumentAttributeKey, id> *, NSError *))completionHandler WK_API_AVAILABLE(macos(10.15), ios(13.0));
+
+- (void)_getApplicationManifestWithCompletionHandler:(void (^)(_WKApplicationManifest *))completionHandler WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+
+- (void)_getTextFragmentMatchWithCompletionHandler:(void (^)(NSString *))completionHandler WK_API_AVAILABLE(macos(13.3), ios(16.4));
+
+@property (nonatomic, setter=_setPaginationMode:) _WKPaginationMode _paginationMode;
+// Whether the column-break-{before,after} properties are respected instead of the
+// page-break-{before,after} properties.
+@property (nonatomic, setter=_setPaginationBehavesLikeColumns:) BOOL _paginationBehavesLikeColumns;
+// Set to 0 to have the page length equal the view length.
+@property (nonatomic, setter=_setPageLength:) CGFloat _pageLength;
+@property (nonatomic, setter=_setGapBetweenPages:) CGFloat _gapBetweenPages;
+@property (nonatomic, setter=_setPaginationLineGridEnabled:) BOOL _paginationLineGridEnabled;
+@property (readonly) NSUInteger _pageCount;
+
+@property (nonatomic, readonly) BOOL _supportsTextZoom;
+@property (nonatomic, setter=_setTextZoomFactor:) double _textZoomFactor;
+@property (nonatomic, setter=_setPageZoomFactor:) double _pageZoomFactor;
+
+@property (nonatomic, weak, setter=_setDiagnosticLoggingDelegate:) id <_WKDiagnosticLoggingDelegate> _diagnosticLoggingDelegate WK_API_AVAILABLE(macos(10.11), ios(9.0));
+@property (nonatomic, weak, setter=_setFindDelegate:) id <_WKFindDelegate> _findDelegate;
+- (void)_findString:(NSString *)string options:(_WKFindOptions)options maxCount:(NSUInteger)maxCount;
+- (void)_countStringMatches:(NSString *)string options:(_WKFindOptions)options maxCount:(NSUInteger)maxCount;
+- (void)_hideFindUI;
+
+@property (nonatomic, weak, setter=_setInputDelegate:) id <_WKInputDelegate> _inputDelegate WK_API_AVAILABLE(macos(10.12), ios(10.0));
+
+@property (nonatomic, readonly, getter=_isDisplayingStandaloneImageDocument) BOOL _displayingStandaloneImageDocument;
+@property (nonatomic, readonly, getter=_isDisplayingStandaloneMediaDocument) BOOL _displayingStandaloneMediaDocument;
+
+@property (nonatomic, setter=_setScrollPerformanceDataCollectionEnabled:) BOOL _scrollPerformanceDataCollectionEnabled WK_API_AVAILABLE(macos(10.11), ios(9.0));
+@property (nonatomic, readonly) NSArray *_scrollPerformanceData WK_API_AVAILABLE(macos(10.11), ios(9.0));
+
+- (void)_saveBackForwardSnapshotForItem:(WKBackForwardListItem *)item WK_API_AVAILABLE(macos(10.11), ios(9.0));
+
+@property (nonatomic, getter=_allowsMediaDocumentInlinePlayback, setter=_setAllowsMediaDocumentInlinePlayback:) BOOL _allowsMediaDocumentInlinePlayback;
+
+@property (nonatomic, setter=_setFullscreenDelegate:) id<_WKFullscreenDelegate> _fullscreenDelegate WK_API_AVAILABLE(macos(10.13), ios(11.0));
+@property (nonatomic, readonly) BOOL _isInFullscreen WK_API_AVAILABLE(macos(10.12.3));
+
+@property (nonatomic, readonly) _WKMediaCaptureStateDeprecated _mediaCaptureState WK_API_AVAILABLE(macos(10.15), ios(13.0));
+@property (nonatomic, readonly) _WKMediaMutedState _mediaMutedState WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (void)_setPageMuted:(_WKMediaMutedState)mutedState WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+@property (nonatomic, setter=_setMediaCaptureEnabled:) BOOL _mediaCaptureEnabled WK_API_AVAILABLE(macos(10.13), ios(11.0));
+- (void)_stopMediaCapture WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+
+@property (nonatomic, readonly) BOOL _canTogglePictureInPicture;
+@property (nonatomic, readonly) BOOL _isPictureInPictureActive;
+- (void)_updateMediaPlaybackControlsManager;
+- (void)_togglePictureInPicture;
+- (void)_stopAllMediaPlayback;
+- (void)_suspendAllMediaPlayback;
+- (void)_resumeAllMediaPlayback;
+- (void)_closeAllMediaPresentations;
+
+- (void)_takePDFSnapshotWithConfiguration:(WKSnapshotConfiguration *)snapshotConfiguration completionHandler:(void (^)(NSData *pdfSnapshotData, NSError *error))completionHandler WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+- (void)_getPDFFirstPageSizeInFrame:(_WKFrameHandle *)frame completionHandler:(void(^)(CGSize))completionHandler WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+- (void)_getProcessDisplayNameWithCompletionHandler:(void (^)(NSString *))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (void)_serviceWorkersEnabled:(void(^)(BOOL))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+- (void)_clearServiceWorkerEntitlementOverride:(void (^)(void))completionHandler WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+- (void)_preconnectToServer:(NSURL *)serverURL WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+@property (nonatomic, setter=_setCanUseCredentialStorage:) BOOL _canUseCredentialStorage WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+- (void)_didEnableBrowserExtensions:(NSDictionary<NSString *, NSString *> *)extensionIDToNameMap WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_didDisableBrowserExtensions:(NSSet<NSString *> *)extensionIDs WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+@property (nonatomic, weak, setter=_setAppHighlightDelegate:) id <_WKAppHighlightDelegate> _appHighlightDelegate WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_restoreAppHighlights:(NSArray<NSData *> *)highlights WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_restoreAndScrollToAppHighlight:(NSData *)highlight WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_addAppHighlight WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_addAppHighlightInNewGroup:(BOOL)newGroup originatedInApp:(BOOL)originatedInApp WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+// FIXME: Remove old `-[WKWebView _themeColor]` SPI <rdar://76662644>
+#if TARGET_OS_IPHONE
+@property (nonatomic, readonly) UIColor *_themeColor WK_API_DEPRECATED_WITH_REPLACEMENT("themeColor", ios(15.0, 15.0));
+#else
+@property (nonatomic, readonly) NSColor *_themeColor WK_API_DEPRECATED_WITH_REPLACEMENT("themeColor", macos(12.0, 12.0));
+#endif
+
+// FIXME: Remove old `-[WKWebView _pageExtendedBackgroundColor]` SPI <rdar://77789732>
+#if TARGET_OS_IPHONE
+@property (nonatomic, readonly) UIColor *_pageExtendedBackgroundColor WK_API_DEPRECATED_WITH_REPLACEMENT("underPageBackgroundColor", ios(15.0, 15.0));
+#else
+@property (nonatomic, readonly) NSColor *_pageExtendedBackgroundColor WK_API_DEPRECATED_WITH_REPLACEMENT("underPageBackgroundColor", macos(10.10, 12.0));
+#endif
+
+// Only set if `-[WKWebViewConfiguration _sampledPageTopColorMaxDifference]` is a positive number.
+#if TARGET_OS_IPHONE
+@property (nonatomic, readonly) UIColor *_sampledPageTopColor WK_API_AVAILABLE(ios(15.0));
+#else
+@property (nonatomic, readonly) NSColor *_sampledPageTopColor WK_API_AVAILABLE(macos(12.0));
+#endif
+
+- (void)_grantAccessToAssetServices WK_API_AVAILABLE(macos(12.0), ios(14.0));
+- (void)_revokeAccessToAssetServices WK_API_AVAILABLE(macos(12.0), ios(14.0));
+
+- (void)_disableURLSchemeCheckInDataDetectors WK_API_AVAILABLE(ios(16.0));
+
+/*! @abstract If the WKWebView was created with _shouldAllowUserInstalledFonts = NO,
+ the web process will automatically use an in-process font registry, and its sandbox
+ will be restricted to forbid access to fontd. Otherwise, the web process will use
+ fontd to look up fonts instead of using the in-process registry, and the web
+ process's sandbox will automatically be extended to allow access to fontd. This
+ method represents a one-time, web-process-wide switch from using the in-process
+ font registry to using fontd, including granting the relevant sandbox extension.
+*/
+- (void)_switchFromStaticFontRegistryToUserFontRegistry WK_API_AVAILABLE(macos(12.0));
+
+- (void)_didLoadAppInitiatedRequest:(void (^)(BOOL result))completionHandler;
+- (void)_didLoadNonAppInitiatedRequest:(void (^)(BOOL result))completionHandler;
+
+- (void)_loadServiceWorker:(NSURL *)url usingModules:(BOOL)usingModules completionHandler:(void (^)(BOOL success))completionHandler WK_API_AVAILABLE(macos(13.3), ios(16.4));
+- (void)_loadServiceWorker:(NSURL *)url completionHandler:(void (^)(BOOL success))completionHandler WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+- (void)_suspendPage:(void (^)(BOOL))completionHandler WK_API_AVAILABLE(macos(12.0), ios(15.0));
+- (void)_resumePage:(void (^)(BOOL))completionHandler WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+- (void)_startImageAnalysis:(NSString *)identifier target:(NSString *)targetIdentifier WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+- (void)_dataTaskWithRequest:(NSURLRequest *)request completionHandler:(void(^)(_WKDataTask *))completionHandler WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+// Default value is 0. A value of 0 means the window's backing scale factor will be used and automatically update when the window moves screens.
+@property (nonatomic, setter=_setOverrideDeviceScaleFactor:) CGFloat _overrideDeviceScaleFactor WK_API_AVAILABLE(macos(10.11), ios(16.4));
+
+typedef NS_ENUM(NSInteger, WKDisplayCaptureState) {
+    WKDisplayCaptureStateNone,
+    WKDisplayCaptureStateActive,
+    WKDisplayCaptureStateMuted,
+} WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+typedef NS_ENUM(NSInteger, WKSystemAudioCaptureState) {
+    WKSystemAudioCaptureStateNone,
+    WKSystemAudioCaptureStateActive,
+    WKSystemAudioCaptureStateMuted,
+} WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+typedef NS_OPTIONS(NSUInteger, WKDisplayCaptureSurfaces) {
+    WKDisplayCaptureSurfaceNone = 0,
+    WKDisplayCaptureSurfaceScreen = 0x1,
+    WKDisplayCaptureSurfaceWindow = 0x2,
+};
+
+/*! @abstract The type(s) of displays being captured on a web page.
+ @discussion @link WKWebView @/link is key-value observing (KVO) compliant
+ for this property.
+ */
+@property (nonatomic, readonly) WKDisplayCaptureSurfaces _displayCaptureSurfaces WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+/*! @abstract The state of display capture on a web page.
+ @discussion @link WKWebView @/link is key-value observing (KVO) compliant
+ for this property.
+ */
+@property (nonatomic, readonly) WKDisplayCaptureState _displayCaptureState WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+/*! @abstract The state of system audio capture on a web page.
+ @discussion @link WKWebView @/link is key-value observing (KVO) compliant
+ for this property.
+ */
+@property (nonatomic, readonly) WKSystemAudioCaptureState _systemAudioCaptureState WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+/*! @abstract Set display capture state of a WKWebView.
+ @param state State to apply for capture.
+ @param completionHandler A block to invoke after the screen state has been changed.
+ @discussion
+ If value is WKDisplayCaptureStateNone, this will stop all display capture.
+ If value is WKDisplayCaptureStateMuted, all active display captures will become muted.
+ If value is WKDisplayCaptureStateActive, all muted display captures will become active.
+ */
+- (void)_setDisplayCaptureState:(WKDisplayCaptureState)state completionHandler:(void (^)(void))completionHandler WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+/*! @abstract Set system audio capture state of a WKWebView.
+ @param state State to apply for system audio capture.
+ @param completionHandler A block to invoke after the system audio state has been changed.
+ @discussion
+ If value is WKSystemAudioCaptureStateNone, this will stop any system audio capture.
+ If value is WKSystemAudioCaptureStateMuted, any active system audio capture will become muted.
+ If value is WKSystemAudioCaptureStateActive, any muted system audio capture will become active.
+ @note When system audio capture is active, if screenCaptureState is active, all system audio will be captured.
+ Otherwise, if windowCaptureState is active, only the application whose window being is captured will have its audio captured.
+ If both screenCaptureState and windowCaptureState are None or Muted, no system audio will be captured.
+ */
+- (void)_setSystemAudioCaptureState:(WKSystemAudioCaptureState)state completionHandler:(void (^)(void))completionHandler WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
++ (void)_permissionChanged:(NSString *)permissionName forOrigin:(WKSecurityOrigin *)origin WK_API_AVAILABLE(macos(13.3), ios(16.4));
+
+/*! @abstract `YES` if any animation on the page is allowed to play.
+  @discussion Animations can be disallowed from starting both individually and globally. If even a single animation is allowed to play, this property will be `YES`. Calling @link _pauseAllAnimationsWithCompletionHandler @/link causes this property to become `NO`, while @link _playAllAnimationsWithCompletionHandler @/link causes it to become `YES`.
+*/
+@property (nonatomic, readonly) BOOL _allowsAnyAnimationToPlay WK_API_AVAILABLE(macos(13.3), ios(16.4));
+
+/*! @abstract Pauses all animations on the page.
+  @discussion Calling this function also results in @link _allowsAnyAnimationToPlay @/link becoming `NO`, meaning animations loaded after a call to this function will be paused until @link _playAllAnimationsWithCompletionHandler @/link is called.
+*/
+- (void)_pauseAllAnimationsWithCompletionHandler:(void(^)(void))completionHandler WK_API_AVAILABLE(macos(13.3), ios(16.4));
+
+/*! @abstract Plays all animations on the page.
+  @discussion Calling this function also results in @link _allowsAnyAnimationToPlay @/link becoming `YES`, meaning animations loaded after a call to this function will be allowed to begin playing.
+*/
+- (void)_playAllAnimationsWithCompletionHandler:(void(^)(void))completionHandler WK_API_AVAILABLE(macos(13.3), ios(16.4));
+
+@end
+
+#if TARGET_OS_IPHONE
+
+#if !TARGET_OS_TV && !TARGET_OS_WATCH && __has_include(<UIKit/_UITextSearching.h>)
+@interface WKWebView (WKPrivateIOS) <_UITextSearching, UITextSearching, UIFindInteractionDelegate>
+#elif TARGET_OS_IOS && __IPHONE_OS_VERSION_MIN_REQUIRED >= 160000
+@interface WKWebView (WKPrivateIOS) <UITextSearching, UIFindInteractionDelegate>
+#else
+@interface WKWebView (WKPrivateIOS)
+#endif
+
+#if !TARGET_OS_TV && !TARGET_OS_WATCH
+@property (nonatomic, copy, setter=_setUIEventAttribution:) UIEventAttribution *_uiEventAttribution WK_API_AVAILABLE(ios(15.0));
+@property (nonatomic, copy, setter=_setEphemeralUIEventAttribution:) UIEventAttribution *_ephemeralUIEventAttribution WK_API_AVAILABLE(ios(16.0));
+- (void)_setEphemeralUIEventAttribution:(UIEventAttribution *)attribution forApplicationWithBundleID:(NSString *)bundleID WK_API_AVAILABLE(ios(16.0));
+
+#if TARGET_OS_IOS && __IPHONE_OS_VERSION_MIN_REQUIRED >= 160000
+@property (nonatomic, readonly) _UIFindInteraction *_findInteraction WK_API_AVAILABLE(ios(16.0));
+@property (nonatomic, readwrite, setter=_setFindInteractionEnabled:) BOOL _findInteractionEnabled WK_API_AVAILABLE(ios(16.0));
+
+@property (nonatomic, readonly) CALayer *_layerForFindOverlay WK_API_AVAILABLE(ios(16.0));
+
+- (void)_requestRectForFoundTextRange:(UITextRange *)ranges completionHandler:(void (^)(CGRect))completionHandler WK_API_AVAILABLE(ios(16.0));
+
+- (void)_addLayerForFindOverlay WK_API_AVAILABLE(ios(16.0));
+- (void)_removeLayerForFindOverlay WK_API_AVAILABLE(ios(16.0));
+#endif
+
+#endif
+
+@property (nonatomic, readonly) CGRect _contentVisibleRect WK_API_AVAILABLE(ios(10.0));
+
+// DERECATED: The setters of the three following function are deprecated, please use overrideLayoutParameters.
+// Define the smallest size a page take with a regular viewport.
+@property (nonatomic, readonly) CGSize _minimumLayoutSizeOverride;
+// Define the largest size the unobscured area can get for the current view bounds. This value is used to define viewport units.
+@property (nonatomic, readonly) CGSize _maximumUnobscuredSizeOverride;
+
+// Define the inset of the scrollview unusable by the web page.
+@property (nonatomic, setter=_setObscuredInsets:) UIEdgeInsets _obscuredInsets;
+
+@property (nonatomic, setter=_setUnobscuredSafeAreaInsets:) UIEdgeInsets _unobscuredSafeAreaInsets WK_API_AVAILABLE(ios(11.0));
+@property (nonatomic, readonly) BOOL _safeAreaShouldAffectObscuredInsets WK_API_AVAILABLE(ios(11.0));
+@property (nonatomic, setter=_setObscuredInsetEdgesAffectedBySafeArea:) UIRectEdge _obscuredInsetEdgesAffectedBySafeArea WK_API_AVAILABLE(ios(11.0));
+
+// An ancestor view whose bounds will be intersected with those of this WKWebView to determine the visible region of content to render.
+@property (nonatomic, readonly) UIView *_enclosingViewForExposedRectComputation WK_API_AVAILABLE(ios(11.0));
+
+// Override the interface orientation. Clients using _beginAnimatedResizeWithUpdates: must update the interface orientation
+// in the update block.
+@property (nonatomic, setter=_setInterfaceOrientationOverride:) UIInterfaceOrientation _interfaceOrientationOverride;
+- (void)_clearInterfaceOrientationOverride WK_API_AVAILABLE(ios(11.0));
+
+@property (nonatomic, setter=_setAllowsViewportShrinkToFit:) BOOL _allowsViewportShrinkToFit;
+
+// FIXME: Remove these three properties once we expose WKWebViewContentProvider as API.
+@property (nonatomic, readonly, getter=_isDisplayingPDF) BOOL _displayingPDF;
+@property (nonatomic, readonly) NSData *_dataForDisplayedPDF;
+// FIXME: This can be removed once WKNavigation's response property is implemented.
+@property (nonatomic, readonly) NSString *_suggestedFilenameForDisplayedPDF;
+
+@property (nonatomic, readonly) _WKWebViewPrintFormatter *_webViewPrintFormatter;
+
+@property (nonatomic, setter=_setDragInteractionPolicy:) _WKDragInteractionPolicy _dragInteractionPolicy WK_API_AVAILABLE(ios(11.0));
+@property (nonatomic, readonly) BOOL _shouldAvoidResizingWhenInputViewBoundsChange WK_API_AVAILABLE(ios(13.0));
+@property (nonatomic, readonly) BOOL _contentViewIsFirstResponder WK_API_AVAILABLE(ios(12.2));
+
+@property (nonatomic, readonly) CGRect _uiTextCaretRect WK_API_AVAILABLE(ios(10.3));
+
+@property (nonatomic, readonly) UIView *_safeBrowsingWarning WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+- (CGPoint)_convertPointFromContentsToView:(CGPoint)point WK_API_AVAILABLE(ios(10.0));
+- (CGPoint)_convertPointFromViewToContents:(CGPoint)point WK_API_AVAILABLE(ios(10.0));
+
+- (void)_doAfterNextStablePresentationUpdate:(dispatch_block_t)updateBlock WK_API_AVAILABLE(ios(10.3));
+
+- (void)_setFont:(UIFont *)font sender:(id)sender WK_API_AVAILABLE(ios(12.2));
+- (void)_setFontSize:(CGFloat)fontSize sender:(id)sender WK_API_AVAILABLE(ios(12.2));
+- (void)_setTextColor:(UIColor *)color sender:(id)sender WK_API_AVAILABLE(ios(12.2));
+
+- (void)_detectDataWithTypes:(WKDataDetectorTypes)types completionHandler:(dispatch_block_t)completion WK_API_AVAILABLE(ios(12.2));
+
+- (void)_requestActivatedElementAtPosition:(CGPoint)position completionBlock:(void (^)(_WKActivatedElementInfo *))block WK_API_AVAILABLE(ios(11.0));
+
+- (void)didStartFormControlInteraction WK_API_AVAILABLE(ios(10.3));
+- (void)didEndFormControlInteraction WK_API_AVAILABLE(ios(10.3));
+
+- (void)_beginInteractiveObscuredInsetsChange;
+- (void)_endInteractiveObscuredInsetsChange;
+- (void)_hideContentUntilNextUpdate;
+
+- (void)_beginAnimatedResizeWithUpdates:(void (^)(void))updateBlock;
+- (void)_endAnimatedResize;
+- (void)_resizeWhileHidingContentWithUpdates:(void (^)(void))updateBlock;
+
+- (void)_snapshotRectAfterScreenUpdates:(BOOL)afterScreenUpdates rectInViewCoordinates:(CGRect)rectInViewCoordinates intoImageOfWidth:(CGFloat)imageWidth completionHandler:(void(^)(CGImageRef))completionHandler WK_API_AVAILABLE(ios(16.0));
+- (void)_snapshotRect:(CGRect)rectInViewCoordinates intoImageOfWidth:(CGFloat)imageWidth completionHandler:(void(^)(CGImageRef))completionHandler;
+
+- (void)_overrideLayoutParametersWithMinimumLayoutSize:(CGSize)minimumLayoutSize maximumUnobscuredSizeOverride:(CGSize)maximumUnobscuredSizeOverride WK_API_AVAILABLE(ios(9_0));
+- (void)_clearOverrideLayoutParameters WK_API_AVAILABLE(ios(11.0));
+- (void)_overrideViewportWithArguments:(NSDictionary<NSString *, NSString *> *)arguments WK_API_AVAILABLE(ios(13.0));
+
+- (UIView *)_viewForFindUI;
+
+- (void)_setOverlaidAccessoryViewsInset:(CGSize)inset;
+
+// Puts the view into a state where being taken out of the view hierarchy and resigning first responder
+// will not count as becoming inactive and unfocused. The returned block must be called to exit the state.
+- (void (^)(void))_retainActiveFocusedState WK_API_AVAILABLE(ios(9_0));
+
+- (void)_becomeFirstResponderWithSelectionMovingForward:(BOOL)selectingForward completionHandler:(void (^)(BOOL didBecomeFirstResponder))completionHandler WK_API_AVAILABLE(ios(9_0));
+
+- (id)_snapshotLayerContentsForBackForwardListItem:(WKBackForwardListItem *)item WK_API_AVAILABLE(ios(9_0));
+
+- (NSArray *)_dataDetectionResults;
+
+- (void)_accessibilityRetrieveRectsAtSelectionOffset:(NSInteger)offset withText:(NSString *)text completionHandler:(void (^)(NSArray<NSValue *> *rects))completionHandler WK_API_AVAILABLE(ios(11.3));
+- (void)_accessibilityStoreSelection WK_API_AVAILABLE(ios(11.3));
+- (void)_accessibilityClearSelection WK_API_AVAILABLE(ios(11.3));
+
+- (void)_accessibilityRetrieveSpeakSelectionContent WK_API_AVAILABLE(ios(11.0));
+- (void)_accessibilityDidGetSpeakSelectionContent:(NSString *)content WK_API_AVAILABLE(ios(11.0));
+
+- (UIView *)_fullScreenPlaceholderView WK_API_AVAILABLE(ios(12.0));
+
+- (void)_willOpenAppLink WK_API_AVAILABLE(ios(14.0));
+
+- (void)_isNavigatingToAppBoundDomain:(void(^)(BOOL))completionHandler WK_API_AVAILABLE(ios(14.0));
+- (void)_isForcedIntoAppBoundMode:(void(^)(BOOL))completionHandler WK_API_AVAILABLE(ios(14.0));
+
+- (UITextInputTraits *)_textInputTraits WK_API_AVAILABLE(ios(16.4));
+
+@end
+
+@interface WKWebView () <UIResponderStandardEditActions>
+@end
+
+#if !TARGET_OS_WATCH
+
+@interface WKWebView (FullScreenAPI_Private)
+
+-(BOOL)hasFullScreenWindowController;
+-(void)closeFullScreenWindowController;
+
+@end
+#endif // !TARGET_OS_WATCH
+
+#endif // TARGET_OS_IPHONE
+
+
+#if !TARGET_OS_IPHONE
+
+@interface WKWebView (WKPrivateMac)
+
+@property (nonatomic, readonly) WKPageRef _pageRefForTransitionToWKWebView  WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, readonly) BOOL _hasActiveVideoForControlsManager WK_API_AVAILABLE(macos(10.12));
+@property (nonatomic, readwrite, setter=_setIgnoresNonWheelEvents:) BOOL _ignoresNonWheelEvents WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, readwrite, setter=_setIgnoresMouseMoveEvents:) BOOL _ignoresMouseMoveEvents WK_API_AVAILABLE(macos(13.0));
+
+/*! @abstract A Boolean value indicating whether drawing clips to the visibleRect.
+@discussion When YES, the view will use its -visibleRect when determining which areas of the WKWebView to draw. This may improve performance for large WKWebViews which are mostly clipped out by enclosing views.  The default value is NO.
+*/
+@property (nonatomic, readwrite, setter=_setClipsToVisibleRect:) BOOL _clipsToVisibleRect WK_API_AVAILABLE(macos(11.0));
+
+@property (nonatomic, readonly) NSView *_safeBrowsingWarning WK_API_AVAILABLE(macos(10.14.4));
+
+@property (nonatomic, readonly) _WKRectEdge _pinnedState WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, setter=_setRubberBandingEnabled:) _WKRectEdge _rubberBandingEnabled WK_API_AVAILABLE(macos(10.13.4));
+
+@property (nonatomic, setter=_setBackgroundColor:) NSColor *_backgroundColor WK_API_AVAILABLE(macos(10.14));
+@property (nonatomic, copy, setter=_setUnderlayColor:) NSColor *_underlayColor WK_API_AVAILABLE(macos(10.13.4));
+
+@property (nonatomic, setter=_setTotalHeightOfBanners:) CGFloat _totalHeightOfBanners WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, setter=_setDrawsBackground:) BOOL _drawsBackground;
+@property (nonatomic, setter=_setTopContentInset:) CGFloat _topContentInset;
+
+@property (nonatomic, setter=_setAutomaticallyAdjustsContentInsets:) BOOL _automaticallyAdjustsContentInsets;
+
+@property (nonatomic, setter=_setWindowOcclusionDetectionEnabled:) BOOL _windowOcclusionDetectionEnabled;
+
+@property (nonatomic, readonly) NSInteger _spellCheckerDocumentTag WK_API_AVAILABLE(macos(10.14));
+
+// When using _minimumLayoutWidth, the web content will lay out to the intrinsic height
+// of the content; use this property to force it to lay out to the height of the view instead.
+@property (nonatomic, setter=_setShouldExpandContentToViewHeightForAutoLayout:) BOOL _shouldExpandContentToViewHeightForAutoLayout WK_API_AVAILABLE(macos(10.12));
+
+@property (nonatomic, setter=_setMinimumLayoutWidth:) CGFloat _minimumLayoutWidth WK_API_AVAILABLE(macos(10.12));
+@property (nonatomic, setter=_setSizeToContentAutoSizeMaximumSize:) CGSize _sizeToContentAutoSizeMaximumSize;
+
+@property (nonatomic, setter=_setAlwaysShowsHorizontalScroller:) BOOL _alwaysShowsHorizontalScroller WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, setter=_setAlwaysShowsVerticalScroller:) BOOL _alwaysShowsVerticalScroller WK_API_AVAILABLE(macos(10.13.4));
+
+@property (nonatomic, readwrite, setter=_setUseSystemAppearance:) BOOL _useSystemAppearance WK_API_AVAILABLE(macos(10.14));
+@property (nonatomic, setter=_setOverlayScrollbarStyle:) _WKOverlayScrollbarStyle _overlayScrollbarStyle WK_API_AVAILABLE(macos(10.13.4));
+@property (strong, nonatomic, setter=_setInspectorAttachmentView:) NSView *_inspectorAttachmentView WK_API_AVAILABLE(macos(10.13.4));
+
+@property (nonatomic, setter=_setHeaderBannerLayer:) CALayer *_headerBannerLayer;
+@property (nonatomic, setter=_setFooterBannerLayer:) CALayer *_footerBannerLayer;
+
+@property (nonatomic, setter=_setThumbnailView:) _WKThumbnailView *_thumbnailView WK_API_AVAILABLE(macos(10.13.4));
+@property (nonatomic, setter=_setIgnoresAllEvents:) BOOL _ignoresAllEvents WK_API_AVAILABLE(macos(10.13.4));
+
+// Defaults to YES; if set to NO, WebKit will draw the grey wash and highlights itself.
+@property (nonatomic, setter=_setUsePlatformFindUI:) BOOL _usePlatformFindUI WK_API_AVAILABLE(macos(10.15));
+
+- (void)_setShouldSuppressFirstResponderChanges:(BOOL)shouldSuppress;
+- (BOOL)_canChangeFrameLayout:(_WKFrameHandle *)frameHandle WK_API_AVAILABLE(macos(10.13.4));
+- (BOOL)_tryToSwipeWithEvent:(NSEvent *)event ignoringPinnedState:(BOOL)ignoringPinnedState WK_API_AVAILABLE(macos(10.13.4));
+
+- (void)_dismissContentRelativeChildWindows WK_API_AVAILABLE(macos(10.13.4));
+- (void)_setFrame:(NSRect)rect andScrollBy:(NSSize)offset WK_API_AVAILABLE(macos(10.13.4));
+
+- (void)_gestureEventWasNotHandledByWebCore:(NSEvent *)event WK_API_AVAILABLE(macos(10.13.4));
+
+- (void)_disableFrameSizeUpdates WK_API_AVAILABLE(macos(10.13.4));
+- (void)_enableFrameSizeUpdates WK_API_AVAILABLE(macos(10.13.4));
+
+- (void)_beginDeferringViewInWindowChanges WK_API_AVAILABLE(macos(10.13.4));
+- (void)_endDeferringViewInWindowChanges WK_API_AVAILABLE(macos(10.13.4));
+- (void)_endDeferringViewInWindowChangesSync WK_API_AVAILABLE(macos(10.13.4));
+
+- (void)_setCustomSwipeViews:(NSArray *)customSwipeViews WK_API_AVAILABLE(macos(10.13.4));
+- (void)_setDidMoveSwipeSnapshotCallback:(void(^)(CGRect))callback WK_API_AVAILABLE(macos(10.13.4));
+- (void)_setCustomSwipeViewsTopContentInset:(float)topContentInset WK_API_AVAILABLE(macos(10.13.4));
+
+- (NSView *)_fullScreenPlaceholderView WK_API_AVAILABLE(macos(10.13.4));
+- (NSWindow *)_fullScreenWindow WK_API_AVAILABLE(macos(10.13.4));
+
+// Clients that want to maintain default behavior can return nil. To disable the immediate action entirely, return NSNull. And to
+// do something custom, return an object that conforms to the NSImmediateActionAnimationController protocol.
+- (id)_immediateActionAnimationControllerForHitTestResult:(_WKHitTestResult *)hitTestResult withType:(_WKImmediateActionType)type userData:(id<NSSecureCoding>)userData;
+
+- (NSPrintOperation *)_printOperationWithPrintInfo:(NSPrintInfo *)printInfo;
+- (NSPrintOperation *)_printOperationWithPrintInfo:(NSPrintInfo *)printInfo forFrame:(_WKFrameHandle *)frameHandle WK_API_AVAILABLE(macos(10.12));
+
+// FIXME: This SPI should become a part of the WKUIDelegate. rdar://problem/26561537
+@property (nonatomic, readwrite, setter=_setWantsMediaPlaybackControlsView:) BOOL _wantsMediaPlaybackControlsView WK_API_AVAILABLE(macos(10.12.3));
+@property (nonatomic, readonly) id _mediaPlaybackControlsView WK_API_AVAILABLE(macos(10.13));
+
+- (void)_addMediaPlaybackControlsView:(id)mediaPlaybackControlsView WK_API_AVAILABLE(macos(10.13));
+- (void)_removeMediaPlaybackControlsView WK_API_AVAILABLE(macos(10.12.3));
+
+- (void)_prepareForMoveToWindow:(NSWindow *)targetWindow completionHandler:(void(^)(void))completionHandler WK_API_AVAILABLE(macos(10.13));
+
+- (void)_simulateMouseMove:(NSEvent *)event WK_API_AVAILABLE(macos(13.0));
+
+- (void)_setFont:(NSFont *)font sender:(id)sender WK_API_AVAILABLE(macos(13.3));
+
+@end
+
+#endif // !TARGET_OS_IPHONE

WebKit Headers/WebKit/_WKActivatedElementInfo.h

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+#if TARGET_OS_IPHONE
+@class UIImage;
+#else
+@class NSImage;
+#endif
+
+typedef NS_ENUM(NSInteger, _WKActivatedElementType) {
+    _WKActivatedElementTypeLink,
+    _WKActivatedElementTypeImage,
+    _WKActivatedElementTypeAttachment WK_API_AVAILABLE(macos(10.12), ios(10.0)),
+    _WKActivatedElementTypeUnspecified WK_API_AVAILABLE(macos(10.13), ios(11.0)),
+} WK_API_AVAILABLE(macos(10.10), ios(8.0));
+
+WK_CLASS_AVAILABLE(macos(10.10), ios(8.0))
+@interface _WKActivatedElementInfo : NSObject
+
+@property (nonatomic, readonly) NSURL *URL;
+@property (nonatomic, readonly) NSURL *imageURL;
+@property (nonatomic, readonly) NSString *title;
+@property (nonatomic, readonly) _WKActivatedElementType type;
+@property (nonatomic, readonly) CGRect boundingRect;
+@property (nonatomic, readonly) NSString *ID WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic, readonly) BOOL isAnimatedImage WK_API_AVAILABLE(macos(10.15), ios(13.0));
+#if TARGET_OS_IPHONE
+@property (nonatomic, readonly) BOOL isAnimating;
+@property (nonatomic, readonly) BOOL canShowAnimationControls;
+@property (nonatomic, readonly) NSDictionary *userInfo WK_API_AVAILABLE(ios(11.0));
+@property (nonatomic, readonly, copy) UIImage *image;
+#else
+@property (nonatomic, readonly, copy) NSImage *image;
+#endif
+
+@end

WebKit Headers/WebKit/_WKAttachment.h

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2017 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+typedef NS_ENUM(NSInteger, _WKAttachmentDisplayMode) {
+    _WKAttachmentDisplayModeAuto = 1,
+    _WKAttachmentDisplayModeInPlace,
+    _WKAttachmentDisplayModeAsIcon
+} WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+
+WK_CLASS_AVAILABLE(macos(10.13.4), ios(11.3))
+@interface _WKAttachmentDisplayOptions : NSObject
+@property (nonatomic) _WKAttachmentDisplayMode mode;
+@end
+
+WK_CLASS_AVAILABLE(macos(10.14), ios(12.0))
+@interface _WKAttachmentInfo : NSObject
+@property (nonatomic, readonly, nullable) NSString *contentType;
+@property (nonatomic, readonly, nullable) NSString *name;
+@property (nonatomic, readonly, nullable) NSString *filePath;
+@property (nonatomic, readonly, nullable) NSData *data;
+@property (nonatomic, readonly, nullable) NSFileWrapper *fileWrapper;
+@end
+
+WK_CLASS_AVAILABLE(macos(10.13.4), ios(11.3))
+@interface _WKAttachment : NSObject
+
+- (void)setFileWrapper:(NSFileWrapper *)fileWrapper contentType:(nullable NSString *)contentType completion:(void(^ _Nullable)(NSError * _Nullable))completionHandler WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic, readonly, nullable) _WKAttachmentInfo *info WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic, readonly) NSString *uniqueIdentifier;
+@property (nonatomic, readonly, getter=isConnected) BOOL connected WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+// Deprecated SPI.
+- (void)requestInfo:(void(^)(_WKAttachmentInfo * _Nullable, NSError * _Nullable))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("-info", macos(10.14, 10.14.4), ios(12.0, 12.2));
+- (void)setData:(NSData *)data newContentType:(nullable NSString *)newContentType newFilename:(nullable NSString *)newFilename completion:(void(^ _Nullable)(NSError * _Nullable))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("Please use -setFileWrapper:contentType:completion: instead.", macos(10.13.4, 10.14.4), ios(11.3, 12.2));
+
+@end
+
+NS_ASSUME_NONNULL_END

WebKit Headers/WebKit/_WKFindDelegate.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+#import <Foundation/Foundation.h>
+
+@protocol _WKFindDelegate <NSObject>
+
+@optional
+
+- (void)_webView:(WKWebView *)webView didCountMatches:(NSUInteger)matches forString:(NSString *)string;
+- (void)_webView:(WKWebView *)webView didFindMatches:(NSUInteger)matches forString:(NSString *)string withMatchIndex:(NSInteger)matchIndex;
+- (void)_webView:(WKWebView *)webView didFailToFindString:(NSString *)string;
+
+- (void)_webView:(WKWebView *)webView didAddLayerForFindOverlay:(CALayer *)layer;
+- (void)_webViewDidRemoveLayerForFindOverlay:(WKWebView *)webView;
+
+@end

WebKit Headers/WebKit/_WKFindOptions.h

@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+typedef NS_OPTIONS(NSUInteger, _WKFindOptions) {
+    _WKFindOptionsCaseInsensitive = 1 << 0,
+    _WKFindOptionsAtWordStarts = 1 << 1,
+    _WKFindOptionsTreatMedialCapitalAsWordStart = 1 << 2,
+    _WKFindOptionsBackwards = 1 << 3,
+    _WKFindOptionsWrapAround = 1 << 4,
+    _WKFindOptionsShowOverlay = 1 << 5,
+    _WKFindOptionsShowFindIndicator = 1 << 6,
+    _WKFindOptionsShowHighlight = 1 << 7,
+    _WKFindOptionsNoIndexChange = 1 << 8,
+    _WKFindOptionsDetermineMatchIndex = 1 << 9,
+
+    _WKFindOptionsIrrelevantForIncrementalResults = _WKFindOptionsShowOverlay | _WKFindOptionsShowFindIndicator | _WKFindOptionsShowHighlight | _WKFindOptionsDetermineMatchIndex,
+    _WKFindOptionsIrrelevantForBatchResults = _WKFindOptionsBackwards | _WKFindOptionsWrapAround | _WKFindOptionsIrrelevantForIncrementalResults
+
+} WK_API_AVAILABLE(macos(10.10), ios(8.0));

WebKit Headers/WebKit/_WKLayoutMode.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+typedef NS_ENUM(NSUInteger, _WKLayoutMode) {
+    _WKLayoutModeViewSize = 0,
+    _WKLayoutModeFixedSize = 1,
+
+    // Lay out the view with its frame scaled by the inverse viewScale.
+    _WKLayoutModeDynamicSizeComputedFromViewScale = 2,
+
+    // Lay out the view at a heuristically-determined size based on the minimum size of the document.
+    _WKLayoutModeDynamicSizeComputedFromMinimumDocumentSize = 4,
+
+} WK_API_AVAILABLE(macos(10.11), ios(9.0));

WebKit Headers/WebKit/_WKOverlayScrollbarStyle.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+typedef NS_ENUM(NSUInteger, _WKOverlayScrollbarStyle) {
+    _WKOverlayScrollbarStyleDefault,
+    _WKOverlayScrollbarStyleDark,
+    _WKOverlayScrollbarStyleLight,
+
+    // Setting the overlay scrollbar style to automatic will cause WebKit to use its normal
+    // heuristic to choose an appropriate color.
+    _WKOverlayScrollbarStyleAutomatic
+
+} WK_API_AVAILABLE(macos(10.11), ios(9.0));

WebKit Headers/WebKit/_WKProcessPoolConfiguration.h

@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2014-2020 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <Foundation/Foundation.h>
+#import <WebKit/WKBase.h>
+#import <WebKit/WKFoundation.h>
+
+#import "WebKitDefines.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+WK_CLASS_AVAILABLE(macos(10.10), ios(8.0))
+@interface _WKProcessPoolConfiguration : NSObject <NSCopying>
+
+@property (nonatomic, copy) NSURL *injectedBundleURL;
+@property (nonatomic, copy) NSSet<Class> *customClassesForParameterCoder WK_API_DEPRECATED("No longer supported", macos(10.15.4, WK_MAC_TBA), ios(13.4, WK_IOS_TBA));
+@property (nonatomic) NSUInteger maximumProcessCount WK_API_DEPRECATED("It is no longer possible to limit the number of processes", macos(10.0, 10.15), ios(1.0, 13.0));
+@property (nonatomic) BOOL usesSingleWebProcess WK_API_AVAILABLE(macos(10.15), ios(13.0));
+@property (nonatomic, nullable, copy) NSString *customWebContentServiceBundleIdentifier WK_API_DEPRECATED("No longer supported", macos(10.14.4, WK_MAC_TBA), ios(12.2, WK_IOS_TBA));
+
+@property (nonatomic) BOOL ignoreSynchronousMessagingTimeoutsForTesting WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic) BOOL attrStyleEnabled WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+// Defaults to YES.
+@property (nonatomic) BOOL shouldThrowExceptionForGlobalConstantRedeclaration WK_API_AVAILABLE(macos(12.0), ios(15.0));
+
+@property (nonatomic, copy) NSArray<NSURL *> *additionalReadAccessAllowedURLs WK_API_AVAILABLE(macos(10.13), ios(11.0));
+
+#if TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR
+@property (nonatomic) NSUInteger wirelessContextIdentifier WK_API_DEPRECATED("Use of this API is no longer necessary and can be removed", ios(10.12, 13.0));
+#endif
+
+// Network Process properties
+// FIXME: These should be be per-session/data store when we support multiple non-persistent sessions/data stores.
+
+@property (nonatomic) NSInteger diskCacheSizeOverride WK_API_DEPRECATED("Use [WKWebsiteDataStore nonPersistentDataStore] to limit disk cache size to 0", macos(10.11, 10.14.4), ios(9.0, 12.2));
+@property (nonatomic, copy) NSArray *cachePartitionedURLSchemes;
+@property (nonatomic, copy) NSArray<NSString *> *alwaysRevalidatedURLSchemes WK_API_AVAILABLE(macos(10.12), ios(10.0));
+@property (nonatomic) BOOL diskCacheSpeculativeValidationEnabled WK_API_DEPRECATED_WITH_REPLACEMENT("_WKWebsiteDataStoreConfiguration.networkCacheSpeculativeValidationEnabled", macos(10.12, 10.15.4), ios(10.0, 13.4));
+@property (nonatomic, nullable, copy) NSString *sourceApplicationBundleIdentifier WK_API_DEPRECATED_WITH_REPLACEMENT("_WKWebsiteDataStoreConfiguration.sourceApplicationBundleIdentifier", macos(10.12.3, 10.14.4), ios(10.3, 12.2));
+@property (nonatomic, nullable, copy) NSString *sourceApplicationSecondaryIdentifier WK_API_DEPRECATED_WITH_REPLACEMENT("_WKWebsiteDataStoreConfiguration.sourceApplicationSecondaryIdentifier", macos(10.12.3, 10.14.4), ios(10.3, 12.2));
+@property (nonatomic) BOOL shouldCaptureAudioInUIProcess WK_API_AVAILABLE(macos(10.13), ios(11.0));
+#if TARGET_OS_IPHONE
+@property (nonatomic) BOOL alwaysRunsAtBackgroundPriority WK_API_AVAILABLE(ios(10.3));
+@property (nonatomic) BOOL shouldTakeUIBackgroundAssertion WK_API_AVAILABLE(ios(11.0));
+#endif
+@property (nonatomic) pid_t presentingApplicationPID WK_API_AVAILABLE(macos(10.13), ios(11.0));
+@property (nonatomic) audit_token_t presentingApplicationProcessToken WK_API_AVAILABLE(macos(10.13), ios(11.3));
+@property (nonatomic) BOOL processSwapsOnNavigation WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic) BOOL alwaysKeepAndReuseSwappedProcesses WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic) BOOL processSwapsOnWindowOpenWithOpener WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic) BOOL processSwapsOnNavigationWithinSameNonHTTPFamilyProtocol WK_API_AVAILABLE(macos(12.0), ios(15.0));
+@property (nonatomic) BOOL prewarmsProcessesAutomatically WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic) BOOL usesWebProcessCache WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic) BOOL pageCacheEnabled WK_API_AVAILABLE(macos(10.14), ios(12.0));
+@property (nonatomic, getter=isJITEnabled) BOOL JITEnabled WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic) BOOL configureJSCForTesting WK_API_AVAILABLE(macos(10.15.4), ios(13.4));
+
+@property (nonatomic, nullable, copy) NSString *timeZoneOverride WK_API_AVAILABLE(macos(13.0), ios(16.0));
+
+@end
+
+NS_ASSUME_NONNULL_END

WebKit Headers/WebKit/_WKRemoteObjectInterface.h

@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2013-2020 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <Foundation/Foundation.h>
+#import <WebKit/WKFoundation.h>
+
+
+@interface _WKRemoteObjectInterface : NSObject
+
++ (instancetype)remoteObjectInterfaceWithProtocol:(Protocol *)protocol;
+
+- (id)initWithProtocol:(Protocol *)protocol identifier:(NSString *)identifier;
+
+@property (readonly, nonatomic) Protocol *protocol;
+@property (readonly, nonatomic) NSString *identifier;
+
+- (NSSet *)classesForSelector:(SEL)selector argumentIndex:(NSUInteger)argumentIndex ofReply:(BOOL)ofReply;
+- (void)setClasses:(NSSet *)classes forSelector:(SEL)selector argumentIndex:(NSUInteger)argumentIndex ofReply:(BOOL)ofReply;
+
+
+@end

WebKit Headers/WebKit/_WKRemoteObjectRegistry.h

@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+#import <Foundation/Foundation.h>
+
+@class _WKRemoteObjectInterface;
+
+@interface _WKRemoteObjectRegistry : NSObject
+
+- (void)registerExportedObject:(id)object interface:(_WKRemoteObjectInterface *)interface;
+- (void)unregisterExportedObject:(id)object interface:(_WKRemoteObjectInterface *)interface;
+
+- (id)remoteObjectProxyWithInterface:(_WKRemoteObjectInterface *)interface;
+
+@end

WebKit Headers/WebKit/_WKRenderingProgressEvents 2.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+typedef NS_OPTIONS(NSUInteger, _WKRenderingProgressEvents) {
+    _WKRenderingProgressEventFirstLayout = 1 << 0,
+    _WKRenderingProgressEventFirstVisuallyNonEmptyLayout WK_API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 1,
+    _WKRenderingProgressEventFirstPaintWithSignificantArea = 1 << 2,
+    _WKRenderingProgressEventReachedSessionRestorationRenderTreeSizeThreshold WK_API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 3,
+    _WKRenderingProgressEventFirstLayoutAfterSuppressedIncrementalRendering WK_API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 4,
+    _WKRenderingProgressEventFirstPaintAfterSuppressedIncrementalRendering WK_API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 5,
+    _WKRenderingProgressEventFirstPaint WK_API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 6,
+    _WKRenderingProgressEventDidRenderSignificantAmountOfText WK_API_AVAILABLE(macos(10.14), ios(12.0)) = 1 << 7,
+    _WKRenderingProgressEventFirstMeaningfulPaint WK_API_AVAILABLE(macos(10.14.4), ios(12.2)) = 1 << 8,
+} WK_API_AVAILABLE(macos(10.10), ios(8.0));

WebKit Headers/WebKit/_WKRenderingProgressEvents.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+typedef NS_OPTIONS(NSUInteger, _WKRenderingProgressEvents) {
+    _WKRenderingProgressEventFirstLayout = 1 << 0,
+    _WKRenderingProgressEventFirstVisuallyNonEmptyLayout API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 1,
+    _WKRenderingProgressEventFirstPaintWithSignificantArea = 1 << 2,
+    _WKRenderingProgressEventReachedSessionRestorationRenderTreeSizeThreshold API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 3,
+    _WKRenderingProgressEventFirstLayoutAfterSuppressedIncrementalRendering API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 4,
+    _WKRenderingProgressEventFirstPaintAfterSuppressedIncrementalRendering API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 5,
+    _WKRenderingProgressEventFirstPaint API_AVAILABLE(macos(10.11), ios(9.0)) = 1 << 6,
+    _WKRenderingProgressEventDidRenderSignificantAmountOfText API_AVAILABLE(macos(10.14), ios(12.0)) = 1 << 7,
+    _WKRenderingProgressEventFirstMeaningfulPaint API_AVAILABLE(macos(10.14.4), ios(12.2)) = 1 << 8,
+} API_AVAILABLE(macos(10.10), ios(8.0));

WebKit Headers/WebKit/_WKSameDocumentNavigationType.h

@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+typedef NS_ENUM(NSInteger, _WKSameDocumentNavigationType) {
+    _WKSameDocumentNavigationTypeAnchorNavigation,
+    _WKSameDocumentNavigationTypeSessionStatePush,
+    _WKSameDocumentNavigationTypeSessionStateReplace,
+    _WKSameDocumentNavigationTypeSessionStatePop,
+} API_AVAILABLE(macos(10.10), ios(8.0));

WebKit Headers/WebKit/_WKUserStyleSheet.h

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2015-2020 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <Foundation/Foundation.h>
+#import <WebKit/WKFoundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@class _WKUserContentWorld;
+@class WKContentWorld;
+@class WKWebView;
+
+typedef NS_ENUM(NSInteger, _WKUserStyleLevel) {
+    _WKUserStyleUserLevel,
+    _WKUserStyleAuthorLevel
+} WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+WK_CLASS_AVAILABLE(macos(10.12), ios(10.0))
+@interface _WKUserStyleSheet : NSObject <NSCopying>
+
+@property (nonatomic, readonly, copy) NSString *source;
+
+@property (nonatomic, readonly, copy) NSURL *baseURL;
+
+@property (nonatomic, readonly, getter=isForMainFrameOnly) BOOL forMainFrameOnly;
+
+- (instancetype)initWithSource:(NSString *)source forMainFrameOnly:(BOOL)forMainFrameOnly;
+
+- (instancetype)initWithSource:(NSString *)source forWKWebView:(nullable WKWebView *)webView forMainFrameOnly:(BOOL)forMainFrameOnly includeMatchPatternStrings:(nullable NSArray<NSString *> *)includeMatchPatternStrings excludeMatchPatternStrings:(nullable NSArray<NSString *> *)excludeMatchPatternStrings baseURL:(nullable NSURL *)baseURL level:(_WKUserStyleLevel)level contentWorld:(nullable WKContentWorld *)contentWorld WK_API_AVAILABLE(macos(11.0), ios(14.0));
+
+@end
+
+NS_ASSUME_NONNULL_END