Implement disabling and enabling media tracks

media/base/android/media_url_demuxer.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/base/android/media_url_demuxer.h"
 
 #include "base/bind.h"
 
 namespace media {
 
@@ skipping 46 matching lines @@
   return base::TimeDelta();
 }
 base::Time MediaUrlDemuxer::GetTimelineOffset() const {
   return base::Time();
 }
 
 int64_t MediaUrlDemuxer::GetMemoryUsage() const {
   return 0;
 }
 
+void MediaUrlDemuxer::OnEnabledAudioTracksChanged(
+    const std::vector<MediaTrack::Id>& track_ids,
+    base::TimeDelta currTime) {
+  NOTIMPLEMENTED();
+}
+void MediaUrlDemuxer::OnSelectedVideoTrackChanged(
+    const std::vector<MediaTrack::Id>& track_ids,
+    base::TimeDelta currTime) {
+  NOTIMPLEMENTED();
+}
+
 }  // namespace media