Very early implementation for HTMLMediaElement / Web Audio API integration

content/renderer/render_view.cc

Index: content/renderer/render_view.cc
===================================================================
--- content/renderer/render_view.cc	(revision 97713)
+++ content/renderer/render_view.cc	(working copy)
@@ -9,6 +9,7 @@
 #include <string>
 #include <vector>
 
+#include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
@@ -1984,9 +1985,11 @@
 
   // Add in any custom filter factories first.
   const CommandLine* cmd_line = CommandLine::ForCurrentProcess();
+  AudioRendererImpl* audio_renderer = NULL;
   if (!cmd_line->HasSwitch(switches::kDisableAudio)) {
     // Add the chrome specific audio renderer.
-    collection->AddAudioRenderer(new AudioRendererImpl());
+    audio_renderer = new AudioRendererImpl(MessageLoop::current());
+    collection->AddAudioRenderer(audio_renderer);
   }
 
   scoped_refptr<webkit_glue::WebVideoRenderer> video_renderer;
@@ -1999,6 +2002,7 @@
   scoped_ptr<webkit_glue::WebMediaPlayerImpl> result(
       new webkit_glue::WebMediaPlayerImpl(client,
                                           collection.release(),
+                                          audio_renderer,
                                           message_loop_factory.release(),
                                           media_stream_impl_.get(),
                                           new RenderMediaLog()));