cc: Make separate interface for BeginFrame ipc from OutputSurface

content/renderer/gpu/compositor_output_surface.h

Index: content/renderer/gpu/compositor_output_surface.h
diff --git a/content/renderer/gpu/compositor_output_surface.h b/content/renderer/gpu/compositor_output_surface.h
index 51cc3171b87ecb260617ea58fba36ea822e4fe96..b4f7b8832bbc4e31248c71af81d78a79bd7ba4db 100644
--- a/content/renderer/gpu/compositor_output_surface.h
+++ b/content/renderer/gpu/compositor_output_surface.h
@@ -17,10 +17,6 @@
 #include "cc/output/output_surface.h"
 #include "ipc/ipc_sync_message_filter.h"
 
-namespace base {
-class TaskRunner;
-}
-
 namespace IPC {
 class ForwardingMessageFilter;
 class Message;
@@ -43,9 +39,6 @@ class CompositorOutputSurface
     : NON_EXPORTED_BASE(public cc::OutputSurface),
       NON_EXPORTED_BASE(public base::NonThreadSafe) {
  public:
-  static IPC::ForwardingMessageFilter* CreateFilter(
-      base::TaskRunner* target_task_runner);
-
   CompositorOutputSurface(
       int32 routing_id,
       uint32 output_surface_id,
@@ -58,9 +51,6 @@ class CompositorOutputSurface
   // cc::OutputSurface implementation.
   virtual bool BindToClient(cc::OutputSurfaceClient* client) override;
   virtual void SwapBuffers(cc::CompositorFrame* frame) override;
-#if defined(OS_ANDROID)
-  virtual void SetNeedsBeginFrame(bool enable) override;
-#endif
 
   // TODO(epenner): This seems out of place here and would be a better fit
   // int CompositorThread after it is fully refactored (http://crbug/170828)
@@ -100,9 +90,6 @@ class CompositorOutputSurface
   void OnMessageReceived(const IPC::Message& message);
   void OnUpdateVSyncParametersFromBrowser(base::TimeTicks timebase,
                                           base::TimeDelta interval);
-#if defined(OS_ANDROID)
-  void OnBeginFrame(const cc::BeginFrameArgs& args);
-#endif
   bool Send(IPC::Message* message);
 
   bool use_swap_compositor_frame_message_;