[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/pipeline/video_pipeline_client.h

Index: chromecast/media/cma/pipeline/video_pipeline_client.h
diff --git a/chromecast/media/cma/pipeline/video_pipeline_client.h b/chromecast/media/cma/pipeline/video_pipeline_client.h
index 105b8a2fe1154f4dc5ee02c0fd3df5d7143bed1f..039c65945f4cff56cbed7bf102152a7dcadc87c0 100644
--- a/chromecast/media/cma/pipeline/video_pipeline_client.h
+++ b/chromecast/media/cma/pipeline/video_pipeline_client.h
@@ -15,15 +15,29 @@ 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;