Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/Display/Source/ContextContentContainerNode.swift

@@ -0,0 +1,29 @@
+import Foundation
+import UIKit
+import AsyncDisplayKit
+
+public final class ContextContentContainerNode: ASDisplayNode {
+    public var contentNode: ContextContentNode?
+    
+    override public init() {
+        super.init()
+    }
+    
+    public func updateLayout(size: CGSize, scaledSize: CGSize, transition: ContainedViewLayoutTransition) {
+        guard let contentNode = self.contentNode else {
+            return
+        }
+        switch contentNode {
+        case .reference:
+            break
+        case .extracted:
+            break
+        case let .controller(controller):
+            transition.updatePosition(node: controller, position: CGPoint(x: scaledSize.width / 2.0, y: scaledSize.height / 2.0))
+            transition.updateBounds(node: controller, bounds: CGRect(origin: CGPoint(), size: size))
+            transition.updateTransformScale(node: controller, scale: scaledSize.width / size.width)
+            controller.updateLayout(size: size, transition: transition)
+            controller.controller.containerLayoutUpdated(ContainerViewLayout(size: size, metrics: LayoutMetrics(widthClass: .compact, heightClass: .compact, orientation: nil), deviceMetrics: .iPhoneX, intrinsicInsets: UIEdgeInsets(), safeInsets: UIEdgeInsets(), additionalInsets: UIEdgeInsets(), statusBarHeight: nil, inputHeight: nil, inputHeightIsInteractivellyChanging: false, inVoiceOver: false), transition: transition)
+        }
+    }
+}