Switching audio clients to using RestartableAudioRendererSink interface as a sink.

content/renderer/media/renderer_webaudiodevice_impl.h

Index: content/renderer/media/renderer_webaudiodevice_impl.h
diff --git a/content/renderer/media/renderer_webaudiodevice_impl.h b/content/renderer/media/renderer_webaudiodevice_impl.h
index e90c74bb7421cc6cda63397967b88ef18f7d733a..f43707709e4e44dd7757f75c65aea4b8f8d2ff73 100644
--- a/content/renderer/media/renderer_webaudiodevice_impl.h
+++ b/content/renderer/media/renderer_webaudiodevice_impl.h
@@ -21,7 +21,7 @@ class SingleThreadTaskRunner;
 }
 
 namespace media {
-class AudioOutputDevice;
+class RestartableAudioOutputDevice;
 class NullAudioSink;
 }
 
@@ -59,7 +59,7 @@ class RendererWebAudioDeviceImpl
   base::ThreadChecker thread_checker_;
 
   // When non-NULL, we are started.  When NULL, we are stopped.
-  scoped_refptr<media::AudioOutputDevice> output_device_;
+  scoped_refptr<media::RestartableAudioOutputDevice> output_device_;
 
   // ID to allow browser to select the correct input device for unified IO.
   int session_id_;