Plumbing for frame-specific WebWidgets

Source/core/page/ChromeClient.h

Index: Source/core/page/ChromeClient.h
diff --git a/Source/core/page/ChromeClient.h b/Source/core/page/ChromeClient.h
index c96c24d51fbcf0d38de9e643b7e15618a2da9b3e..765f2b18eae4e64128ab7ac569c18ddd02f1d77a 100644
--- a/Source/core/page/ChromeClient.h
+++ b/Source/core/page/ChromeClient.h
@@ -141,6 +141,8 @@ public:
     virtual void scheduleAnimation() = 0;
     // End methods used by HostWindow.
 
+    virtual void scheduleAnimationForFrame(LocalFrame*) { }
+
     virtual void dispatchViewportPropertiesDidChange(const ViewportDescription&) const { }
 
     virtual void contentsSizeChanged(LocalFrame*, const IntSize&) const = 0;
@@ -177,8 +179,10 @@ public:
     // Allows ports to customize the type of graphics layers created by this page.
     virtual GraphicsLayerFactory* graphicsLayerFactory() const { return nullptr; }
 
-    // Pass 0 as the GraphicsLayer to detatch the root layer.
-    virtual void attachRootGraphicsLayer(GraphicsLayer*) = 0;
+    // Pass 0 as the GraphicsLayer to detach the root layer.
+    // This sets the graphics layer for the LocalFrame's WebWidget, if it has one. Otherwise
+    // it sets it for the WebViewImpl.
+    virtual void attachRootGraphicsLayer(GraphicsLayer*, LocalFrame* localFrameRoot) = 0;

[dcheng, 2014/11/26 18:20:00]

localRoot

[kenrb, 2014/12/02 17:49:43]

Done.

 
     virtual void enterFullScreenForElement(Element*) { }
     virtual void exitFullScreenForElement(Element*) { }