Part 1: Plumb render view ID to render host

content/renderer/media/audio_message_filter.cc

Index: content/renderer/media/audio_message_filter.cc
diff --git a/content/renderer/media/audio_message_filter.cc b/content/renderer/media/audio_message_filter.cc
index ef3bd804362a822c84ed4a9980cc0bb4511f258f..d3690926be3cbfa650229ed52d41b02d0d965bd3 100644
--- a/content/renderer/media/audio_message_filter.cc
+++ b/content/renderer/media/audio_message_filter.cc
@@ -26,39 +26,6 @@ AudioMessageFilter::AudioMessageFilter()
   filter_ = this;
 }
 
-int AudioMessageFilter::AddDelegate(media::AudioOutputIPCDelegate* delegate) {
-  return delegates_.Add(delegate);
-}
-
-void AudioMessageFilter::RemoveDelegate(int id) {
-  delegates_.Remove(id);
-}
-
-void AudioMessageFilter::CreateStream(int stream_id,
-                                      const media::AudioParameters& params) {
-  Send(new AudioHostMsg_CreateStream(stream_id, params));
-}
-
-void AudioMessageFilter::PlayStream(int stream_id) {
-  Send(new AudioHostMsg_PlayStream(stream_id));
-}
-
-void AudioMessageFilter::PauseStream(int stream_id) {
-  Send(new AudioHostMsg_PauseStream(stream_id));
-}
-
-void AudioMessageFilter::FlushStream(int stream_id) {
-  Send(new AudioHostMsg_FlushStream(stream_id));
-}
-
-void AudioMessageFilter::CloseStream(int stream_id) {
-  Send(new AudioHostMsg_CloseStream(stream_id));
-}
-
-void AudioMessageFilter::SetVolume(int stream_id, double volume) {
-  Send(new AudioHostMsg_SetVolume(stream_id, volume));
-}
-
 bool AudioMessageFilter::Send(IPC::Message* message) {
   if (!channel_) {
     delete message;
@@ -78,6 +45,14 @@ bool AudioMessageFilter::Send(IPC::Message* message) {
   return channel_->Send(message);
 }
 
+int AudioMessageFilter::AddDelegate(media::AudioOutputIPCDelegate* delegate) {
+  return delegates_.Add(delegate);
+}
+
+void AudioMessageFilter::RemoveDelegate(int id) {
+  delegates_.Remove(id);
+}
+
 bool AudioMessageFilter::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(AudioMessageFilter, message)