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

media/audio/audio_output_device.cc

 // Copyright (c) 2012 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/audio/audio_output_device.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <cmath>
@@ skipping 132 matching lines @@
 OutputDeviceInfo AudioOutputDevice::GetOutputDeviceInfo() {
   CHECK(!task_runner()->BelongsToCurrentThread());
   did_receive_auth_.Wait();
   return OutputDeviceInfo(AudioDeviceDescription::UseSessionIdToSelectDevice(
                               session_id_, device_id_)
                               ? matched_device_id_
                               : device_id_,
                           device_status_, output_params_);
 }
 
+bool AudioOutputDevice::BelongsToRenderingThread() {
+  return audio_thread_.BelongsToRenderingThread();
+}
+
 void AudioOutputDevice::RequestDeviceAuthorizationOnIOThread() {
   DCHECK(task_runner()->BelongsToCurrentThread());
   DCHECK_EQ(state_, IDLE);
   state_ = AUTHORIZING;
   ipc_->RequestDeviceAuthorization(this, session_id_, device_id_,
                                    security_origin_);
 }
 
 void AudioOutputDevice::CreateStreamOnIOThread(const AudioParameters& params) {
   DCHECK(task_runner()->BelongsToCurrentThread());
@@ skipping 281 matching lines @@
 
   // Update the audio-delay measurement, inform about the number of skipped
   // frames, and ask client to render audio.  Since |output_bus_| is wrapping
   // the shared memory the Render() call is writing directly into the shared
   // memory.
   render_callback_->Render(output_bus_.get(), std::round(frames_delayed),
                            frames_skipped);
 }
 
 }  // namespace media