Refactor PasswordSetupUI, PassportUI, GalleryUI and related modules

submodules/WebUI/Sources/WebController.swift

@@ -0,0 +1,35 @@
+import Foundation
+import UIKit
+import Display
+import SafariServices
+
+public final class WebController: ViewController {
+    private let url: URL
+    
+    private var controllerNode: WebControllerNode {
+        return self.displayNode as! WebControllerNode
+    }
+    
+    public init(url: URL) {
+        self.url = url
+        
+        super.init(navigationBarPresentationData: nil)
+        
+        self.edgesForExtendedLayout = []
+    }
+    
+    required public init(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override public func loadDisplayNode() {
+        self.displayNode = WebControllerNode(url: self.url)
+        
+        self.displayNodeDidLoad()
+    }
+    
+    override public func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
+        super.containerLayoutUpdated(layout, transition: transition)
+        self.controllerNode.containerLayoutUpdated(layout, transition: transition)
+    }
+}