Implement proper synchronization between HW video decode IPC and CommandBuffer.

webkit/plugins/ppapi/mock_plugin_delegate.h

 // Copyright (c) 2011 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 WEBKIT_PLUGINS_PPAPI_MOCK_PLUGIN_DELEGATE_H_
 #define WEBKIT_PLUGINS_PPAPI_MOCK_PLUGIN_DELEGATE_H_
 
 #include "webkit/plugins/ppapi/plugin_delegate.h"
 
+namespace gpu {
+class CommandBufferHelper;
+}
+
 namespace webkit {
 namespace ppapi {
 
 class MockPluginDelegate : public PluginDelegate {
  public:
   MockPluginDelegate();
   virtual ~MockPluginDelegate();
 
   virtual void PluginFocusChanged(bool focused);
   virtual void PluginCrashed(PluginInstance* instance);
   virtual void InstanceCreated(PluginInstance* instance);
   virtual void InstanceDeleted(PluginInstance* instance);
   virtual SkBitmap* GetSadPluginBitmap();
   virtual PlatformImage2D* CreateImage2D(int width, int height);
   virtual PlatformContext3D* CreateContext3D();
   virtual PlatformVideoDecoder* CreateVideoDecoder(
       media::VideoDecodeAccelerator::Client* client,
-      int command_buffer_route_id);
+      int32 command_buffer_route_id,
+      gpu::CommandBufferHelper* cmd_buffer_helper);
   virtual PlatformAudio* CreateAudio(uint32_t sample_rate,
                                      uint32_t sample_count,
                                      PlatformAudio::Client* client);
   virtual PpapiBroker* ConnectToPpapiBroker(PPB_Broker_Impl* client);
   virtual void NumberOfFindResultsChanged(int identifier,
                                           int total,
                                           bool final_result);
   virtual void SelectedFindResultChanged(int identifier, int index);
   virtual bool RunFileChooser(
       const WebKit::WebFileChooserParams& params,
@@ skipping 69 matching lines @@
   virtual double GetLocalTimeZoneOffset(base::Time t);
   virtual std::string GetFlashCommandLineArgs();
   virtual base::SharedMemory* CreateAnonymousSharedMemory(uint32_t size);
   virtual ::ppapi::Preferences GetPreferences();
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_MOCK_PLUGIN_DELEGATE_H_