679 bool PeerConnection::AddStream(MediaStreamInterface* local_stream) {  in AddStream()  argument
684   if (!CanAddLocalMediaStream(local_streams_, local_stream)) {  in AddStream()
688   local_streams_->AddStream(local_stream);  in AddStream()
689   MediaStreamObserver* observer = new MediaStreamObserver(local_stream);  in AddStream()
700   for (const auto& track : local_stream->GetAudioTracks()) {  in AddStream()
701     OnAudioTrackAdded(track.get(), local_stream);  in AddStream()
703   for (const auto& track : local_stream->GetVideoTracks()) {  in AddStream()
704     OnVideoTrackAdded(track.get(), local_stream);  in AddStream()
707   stats_->AddStream(local_stream);  in AddStream()
712 void PeerConnection::RemoveStream(MediaStreamInterface* local_stream) {  in RemoveStream()  argument
714   for (const auto& track : local_stream->GetAudioTracks()) {  in RemoveStream()
715     OnAudioTrackRemoved(track.get(), local_stream);  in RemoveStream()
717   for (const auto& track : local_stream->GetVideoTracks()) {  in RemoveStream()
718     OnVideoTrackRemoved(track.get(), local_stream);  in RemoveStream()
721   local_streams_->RemoveStream(local_stream);  in RemoveStream()
725           [local_stream](const rtc::scoped_ptr<MediaStreamObserver>& observer) {  in RemoveStream()
726             return observer->stream()->label().compare(local_stream->label()) ==  in RemoveStream()