cc: Remove things from OutputSurface and CompositorFrameSink.

services/ui/public/cpp/compositor_frame_sink.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SERVICES_UI_PUBLIC_CPP_COMPOSITOR_FRAME_SINK_H_
 #define SERVICES_UI_PUBLIC_CPP_COMPOSITOR_FRAME_SINK_H_
 
 #include "base/macros.h"
 #include "cc/output/compositor_frame_sink.h"
 #include "cc/scheduler/begin_frame_source.h"
 #include "cc/surfaces/surface_id.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "services/ui/public/cpp/window_surface.h"
 #include "services/ui/public/cpp/window_surface_client.h"
 
 namespace gpu {
 class GpuChannelHost;
 }
 
 namespace ui {
 
 class CompositorFrameSink : public cc::CompositorFrameSink,
                             public WindowSurfaceClient {
  public:
   CompositorFrameSink(scoped_refptr<gpu::GpuChannelHost> gpu_channel_host,
                       std::unique_ptr<WindowSurface> surface);
   ~CompositorFrameSink() override;
 
   // cc::CompositorFrameSink implementation.
-  void SwapBuffers(cc::CompositorFrame frame) override;
   bool BindToClient(cc::CompositorFrameSinkClient* client) override;
   void DetachFromClient() override;
-  void BindFramebuffer() override;
-  uint32_t GetFramebufferCopyTextureFormat() override;
+  void SwapBuffers(cc::CompositorFrame frame) override;
 
  private:
   // WindowSurfaceClient implementation:
   void OnResourcesReturned(
       WindowSurface* surface,
       mojo::Array<cc::ReturnedResource> resources) override;
 
   void SwapBuffersComplete();
 
   std::unique_ptr<cc::BeginFrameSource> begin_frame_source_;
   std::unique_ptr<WindowSurface> surface_;
 
   DISALLOW_COPY_AND_ASSIGN(CompositorFrameSink);
 };
 
 }  // namespace ui
 
 #endif  // SERVICES_UI_PUBLIC_CPP_COMPOSITOR_FRAME_SINK_H_