Refactoring: Merge VideoSenderConfig and AudioSenderConfig.

chrome/renderer/media/cast_session_delegate.h

Index: chrome/renderer/media/cast_session_delegate.h
diff --git a/chrome/renderer/media/cast_session_delegate.h b/chrome/renderer/media/cast_session_delegate.h
index dbe7626d9be4e9848b1ff4137104b96995211058..54cf520b5f29b6dca3b69c91dfd12c0c963146d2 100644
--- a/chrome/renderer/media/cast_session_delegate.h
+++ b/chrome/renderer/media/cast_session_delegate.h
@@ -104,17 +104,17 @@ class CastSessionDelegate : public CastSessionDelegateBase {
   // deliver any data between calling the two methods.
   // It's OK to call only one of the two methods.
   // StartUDP must be called before these methods.
-  void StartAudio(const media::cast::AudioSenderConfig& config,
+  void StartAudio(const media::cast::FrameSenderConfig& config,
                   const AudioFrameInputAvailableCallback& callback,
                   const ErrorCallback& error_callback);
 
-  void StartVideo(const media::cast::VideoSenderConfig& config,
-                  const VideoFrameInputAvailableCallback& callback,
-                  const ErrorCallback& error_callback,
-                  const media::cast::CreateVideoEncodeAcceleratorCallback&
-                      create_vea_cb,
-                  const media::cast::CreateVideoEncodeMemoryCallback&
-                      create_video_encode_mem_cb);
+  void StartVideo(
+      const media::cast::FrameSenderConfig& config,
+      const VideoFrameInputAvailableCallback& callback,
+      const ErrorCallback& error_callback,
+      const media::cast::CreateVideoEncodeAcceleratorCallback& create_vea_cb,
+      const media::cast::CreateVideoEncodeMemoryCallback&
+          create_video_encode_mem_cb);
 
   void ToggleLogging(bool is_audio, bool enable);
   void GetEventLogsAndReset(bool is_audio,