MediaResource refactoring to support multiple streams

media/mojo/services/mojo_demuxer_stream_adapter.cc

Index: media/mojo/services/mojo_demuxer_stream_adapter.cc
diff --git a/media/mojo/services/mojo_demuxer_stream_adapter.cc b/media/mojo/services/mojo_demuxer_stream_adapter.cc
index 58ec1d19b1c806be09f4fea738baddec5b46ad8f..c54f1f4243232d423d8a21ef48d04a7f50bfa225 100644
--- a/media/mojo/services/mojo_demuxer_stream_adapter.cc
+++ b/media/mojo/services/mojo_demuxer_stream_adapter.cc
@@ -79,11 +79,6 @@ void MojoDemuxerStreamAdapter::set_enabled(bool enabled,
   NOTIMPLEMENTED();
 }
 
-void MojoDemuxerStreamAdapter::SetStreamStatusChangeCB(
-    const StreamStatusChangeCB& cb) {
-  NOTIMPLEMENTED();
-}
-
 // TODO(xhwang): Pass liveness here.
 void MojoDemuxerStreamAdapter::OnStreamReady(
     Type type,