Implement disabling and enabling media tracks

media/base/fake_demuxer_stream.cc

 // Copyright (c) 2013 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/fake_demuxer_stream.h"
 
 #include <stdint.h>
 
 #include <vector>
 
@@ skipping 86 matching lines @@
 }
 
 bool FakeDemuxerStream::SupportsConfigChanges() {
   return config_changes_;
 }
 
 VideoRotation FakeDemuxerStream::video_rotation() {
   return VIDEO_ROTATION_0;
 }
 
+bool FakeDemuxerStream::enabled() const {
+  return true;
+}
+
+void FakeDemuxerStream::set_enabled(bool enabled, base::TimeDelta timestamp) {}
+
 void FakeDemuxerStream::HoldNextRead() {
   DCHECK(task_runner_->BelongsToCurrentThread());
   read_to_hold_ = next_read_num_;
 }
 
 void FakeDemuxerStream::HoldNextConfigChangeRead() {
   DCHECK(task_runner_->BelongsToCurrentThread());
   // Set |read_to_hold_| to be the next config change read.
   read_to_hold_ = next_read_num_ + num_buffers_in_one_config_ -
                   next_read_num_ % (num_buffers_in_one_config_ + 1);
@@ skipping 100 matching lines @@
 FakeDemuxerStreamProvider::~FakeDemuxerStreamProvider() {
 }
 
 DemuxerStream* FakeDemuxerStreamProvider::GetStream(DemuxerStream::Type type) {
   if (type == DemuxerStream::Type::AUDIO)
     return nullptr;
   return &fake_video_stream_;
 };
 
 }  // namespace media