Change audio render thread checking to use new AudioRendererSink::BelongsToRendererThread()

media/base/fake_audio_renderer_sink.cc

 // Copyright 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_audio_renderer_sink.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 
@@ skipping 51 matching lines @@
 }
 
 bool FakeAudioRendererSink::SetVolume(double volume) {
   return true;
 }
 
 OutputDeviceInfo FakeAudioRendererSink::GetOutputDeviceInfo() {
   return output_device_info_;
 }
 
+bool FakeAudioRendererSink::BelongsToRenderingThread() {
+  NOTIMPLEMENTED();
+  return false;
+}
+
 bool FakeAudioRendererSink::Render(AudioBus* dest,
                                    uint32_t frames_delayed,
                                    int* frames_written) {
   if (state_ != kPlaying)
     return false;
 
   *frames_written = callback_->Render(dest, frames_delayed, 0);
   return true;
 }
 
@@ skipping 13 matching lines @@
     "kPlaying",
     "kStopped"
   };
 
   DVLOG(1) << __FUNCTION__ << " : "
            << kStateNames[state_] << " -> " << kStateNames[new_state];
   state_ = new_state;
 }
 
 }  // namespace media