Motown: Move responsibility for binding to MediaFactoryService::Product

services/media/factory_service/media_sink_impl.h

Index: services/media/factory_service/media_sink_impl.h
diff --git a/services/media/factory_service/media_sink_impl.h b/services/media/factory_service/media_sink_impl.h
index 8d098e9ffd3125eaecbb84ce72c483f8a1aff78e..17db63a5cd6d0c99608fb46009a8fc53b19e754b 100644
--- a/services/media/factory_service/media_sink_impl.h
+++ b/services/media/factory_service/media_sink_impl.h
@@ -25,7 +25,8 @@ namespace media {
 
 // Mojo agent that consumes a stream and delivers it to a destination specified
 // by URL.
-class MediaSinkImpl : public MediaFactoryService::Product, public MediaSink {
+class MediaSinkImpl : public MediaFactoryService::Product<MediaSink>,
+                      public MediaSink {
  public:
   static std::shared_ptr<MediaSinkImpl> Create(
       const String& destination_url,
@@ -56,7 +57,6 @@ class MediaSinkImpl : public MediaFactoryService::Product, public MediaSink {
   void MaybeSetRate();
 
   Incident ready_;
-  Binding<MediaSink> binding_;
   Graph graph_;
   std::shared_ptr<MojoConsumer> consumer_;
   std::shared_ptr<MojoProducer> producer_;