DirectCompositorFrameSink Uses CompositorFrameSinkSupport

ui/android/window_android_compositor.h

Index: ui/android/window_android_compositor.h
diff --git a/ui/android/window_android_compositor.h b/ui/android/window_android_compositor.h
index 7dfa349f1b4f0834eb83d8338b2a21da3d05cf22..d4b3e7a56c8ebaf75af5d6141f3c5634be6a5f32 100644
--- a/ui/android/window_android_compositor.h
+++ b/ui/android/window_android_compositor.h
@@ -30,6 +30,7 @@ class UI_ANDROID_EXPORT WindowAndroidCompositor {
   virtual void SetNeedsAnimate() = 0;
   virtual ResourceManager& GetResourceManager() = 0;
   virtual cc::FrameSinkId GetFrameSinkId() = 0;
+  virtual void AddChildFrameSink(cc::FrameSinkId frame_sink_id) = 0;

[boliu, 2017/01/26 22:39:41]

you don't need this here, this is an interface for WindowAndroid to call up to
the compositor. WindowAndroid isn't using this method

RWHVA can cast the pointer to CompositorImplAndroid directly. Yes other methods
are already wrong, but let's not make it worse

[Alex Z., 2017/01/27 20:27:02]

Done.

 };
 
 }  // namespace ui