WebMediaPlayerImpl needs to own the audio source provider.

chrome/renderer/prerender/prerender_webmediaplayer.h

Index: chrome/renderer/prerender/prerender_webmediaplayer.h
diff --git a/chrome/renderer/prerender/prerender_webmediaplayer.h b/chrome/renderer/prerender/prerender_webmediaplayer.h
index 1ef4de6648bd3df1ae6bc613b7f5329037611759..00e82b9abe6a7bfc9a13d203009fcf54bfea4f10 100644
--- a/chrome/renderer/prerender/prerender_webmediaplayer.h
+++ b/chrome/renderer/prerender/prerender_webmediaplayer.h
@@ -9,6 +9,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "content/public/renderer/render_view_observer.h"
+#include "media/base/audio_renderer_sink.h"
 #include "webkit/media/webmediaplayer_impl.h"
 
 namespace webkit_media {
@@ -31,6 +32,7 @@ class PrerenderWebMediaPlayer
       base::WeakPtr<webkit_media::WebMediaPlayerDelegate> delegate,
       media::FilterCollection* collection,
       WebKit::WebAudioSourceProvider* audio_source_provider,
+      media::AudioRendererSink* audio_renderer_sink,
       media::MessageLoopFactory* message_loop_factory,
       webkit_media::MediaStreamClient* media_stream_client,
       media::MediaLog* media_log);