Move off of internal SDK, copy webkit spis from opensource

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