Implements AudioMessageFilter as member in RenderThread

content/renderer/render_thread.cc

Index: content/renderer/render_thread.cc
===================================================================
--- content/renderer/render_thread.cc	(revision 88939)
+++ content/renderer/render_thread.cc	(working copy)
@@ -37,6 +37,8 @@
 #include "content/renderer/gpu/gpu_channel_host.h"
 #include "content/renderer/gpu/gpu_video_service_host.h"
 #include "content/renderer/indexed_db_dispatcher.h"
+#include "content/renderer/media/audio_message_filter.h"
+#include "content/renderer/media/audio_message_filter_creator.h"
 #include "content/renderer/plugin_channel_host.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_process_observer.h"
@@ -169,6 +171,10 @@
   db_message_filter_ = new DBMessageFilter();
   AddFilter(db_message_filter_.get());
 
+  AudioMessageFilter* audio_message_filter =
+      AudioMessageFilterCreator::SharedFilter();
+  AddFilter(audio_message_filter);
+
   VideoCaptureMessageFilter* video_capture_message_filter =
       VideoCaptureMessageFilterCreator::SharedFilter();
   AddFilter(video_capture_message_filter);
@@ -190,6 +196,10 @@
   RemoveFilter(db_message_filter_.get());
   db_message_filter_ = NULL;
 
+  AudioMessageFilter* audio_message_filter =
+      AudioMessageFilterCreator::SharedFilter();
+  RemoveFilter(audio_message_filter);
+
   VideoCaptureMessageFilter* video_capture_message_filter =
       VideoCaptureMessageFilterCreator::SharedFilter();
   RemoveFilter(video_capture_message_filter);
@@ -433,6 +443,7 @@
 
 void RenderThread::OnCreateNewView(const ViewMsg_New_Params& params) {
   EnsureWebKitInitialized();
+  AudioMessageFilterCreator::SharedFilter()->SetRoutingID(params.view_id);
   // When bringing in render_view, also bring in webkit's glue and jsbindings.
   RenderView::Create(
       this,