[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/pipeline/video_pipeline_client.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 CHROMECAST_MEDIA_CMA_PIPELINE_VIDEO_PIPELINE_CLIENT_H_
 #define CHROMECAST_MEDIA_CMA_PIPELINE_VIDEO_PIPELINE_CLIENT_H_
 
 #include "base/callback.h"
 #include "chromecast/media/cma/pipeline/av_pipeline_client.h"
 
 namespace gfx {
 class Size;
 }
 
 namespace chromecast {
 namespace media {
 
-struct VideoPipelineClient {
+struct RendererVideoPipelineClient {
   typedef base::Callback<void(
       const gfx::Size& natural_size)> NaturalSizeChangedCB;
 
-  VideoPipelineClient();
-  ~VideoPipelineClient();
+  RendererVideoPipelineClient();
+  ~RendererVideoPipelineClient();
 
   // All the default callbacks.
-  AvPipelineClient av_pipeline_client;
+  RendererAvPipelineClient av_pipeline_client;
 
   // Video resolution change notification.
   NaturalSizeChangedCB natural_size_changed_cb;
+};
+
+struct BrowserVideoPipelineClient {
+  typedef base::Callback<void(const gfx::Size& natural_size)>
+      NaturalSizeChangedCB;
+
+  BrowserVideoPipelineClient();
+  ~BrowserVideoPipelineClient();
+
+  // All the default callbacks.
+  BrowserAvPipelineClient av_pipeline_client;
+
+  // Video resolution change notification.
+  NaturalSizeChangedCB natural_size_changed_cb;
 };
 
 }  // namespace media
 }  // namespace chromecast
 
 #endif  // CHROMECAST_MEDIA_CMA_PIPELINE_VIDEO_PIPELINE_CLIENT_H_