Changed GpuVSyncProvider to implement gfx::VSyncProvider

gpu/ipc/service/image_transport_surface_delegate.h

 // Copyright 2016 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 GPU_IPC_SERVICE_IMAGE_TRANSPORT_SURFACE_DELEGATE_H_
 #define GPU_IPC_SERVICE_IMAGE_TRANSPORT_SURFACE_DELEGATE_H_
 
 #include "base/callback.h"
 #include "gpu/command_buffer/common/texture_in_use_response.h"
 #include "gpu/gpu_export.h"
 #include "gpu/ipc/common/surface_handle.h"
 #include "ui/events/latency_info.h"
 #include "ui/gfx/swap_result.h"
 
 #if defined(OS_MACOSX)
 #include "ui/base/cocoa/remote_layer_api.h"
 #include "ui/gfx/mac/io_surface.h"
 #endif
 
+namespace IPC {
+class MessageFilter;
+}
+
 namespace gpu {
 
 namespace gles2 {
 class FeatureInfo;
 }
 
 struct GPU_EXPORT SwapBuffersCompleteParams {
   SwapBuffersCompleteParams();
   SwapBuffersCompleteParams(SwapBuffersCompleteParams&& other);
   ~SwapBuffersCompleteParams();
@@ skipping 36 matching lines @@
 
   using LatencyInfoCallback =
       base::Callback<void(const std::vector<ui::LatencyInfo>&)>;
   // |callback| is called when the delegate has updated LatencyInfo available.
   virtual void SetLatencyInfoCallback(const LatencyInfoCallback& callback) = 0;
 
   // Informs the delegate about updated vsync parameters.
   virtual void UpdateVSyncParameters(base::TimeTicks timebase,
                                      base::TimeDelta interval) = 0;
 
+  // Add IPC message filter.
+  virtual void AddFilter(IPC::MessageFilter* message_filter) = 0;
+  // Gets route ID for sending / receiving IPC messages.
+  virtual int32_t GetRouteID() const = 0;
+
  protected:
   virtual ~ImageTransportSurfaceDelegate() {}
 };
 
 }  // namespace gpu
 
 #endif  // GPU_IPC_SERVICE_IMAGE_TRANSPORT_SURFACE_DELEGATE_H_