cc: Remove things from OutputSurface and CompositorFrameSink.

cc/surfaces/direct_compositor_frame_sink.h

Index: cc/surfaces/direct_compositor_frame_sink.h
diff --git a/cc/surfaces/direct_compositor_frame_sink.h b/cc/surfaces/direct_compositor_frame_sink.h
index 31f4902a62c7fc43e503502e4b37517bacd2634f..701f97509d06ee3a27c53773329fc3c540852a6c 100644
--- a/cc/surfaces/direct_compositor_frame_sink.h
+++ b/cc/surfaces/direct_compositor_frame_sink.h
@@ -41,12 +41,10 @@ class CC_SURFACES_EXPORT DirectCompositorFrameSink
   ~DirectCompositorFrameSink() override;
 
   // CompositorFrameSink implementation.
-  void SwapBuffers(CompositorFrame frame) override;
   bool BindToClient(CompositorFrameSinkClient* client) override;
-  void ForceReclaimResources() override;
   void DetachFromClient() override;
-  void BindFramebuffer() override;
-  uint32_t GetFramebufferCopyTextureFormat() override;
+  void SwapBuffers(CompositorFrame frame) override;
+  void ForceReclaimResources() override;
 
   // SurfaceFactoryClient implementation.
   void ReturnResources(const ReturnedResourceArray& resources) override;