Caching AudioOutputDevice instances in mixer manager

media/base/mock_audio_renderer_sink.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/base/mock_audio_renderer_sink.h"
 
 namespace media {
 MockAudioRendererSink::MockAudioRendererSink()
     : MockAudioRendererSink(OUTPUT_DEVICE_STATUS_OK) {}
 
 MockAudioRendererSink::MockAudioRendererSink(OutputDeviceStatus device_status)
     : MockAudioRendererSink(std::string(), device_status) {}
 
 MockAudioRendererSink::MockAudioRendererSink(const std::string& device_id,
                                              OutputDeviceStatus device_status)
     : MockAudioRendererSink(
           device_id,
           device_status,
-          media::AudioParameters(media::AudioParameters::AUDIO_FAKE,
-                                 media::CHANNEL_LAYOUT_STEREO,
-                                 media::AudioParameters::kTelephoneSampleRate,
-                                 16,
-                                 1)) {}
+          AudioParameters(AudioParameters::AUDIO_FAKE,
+                          CHANNEL_LAYOUT_STEREO,
+                          AudioParameters::kTelephoneSampleRate,
+                          16,
+                          1)) {}
 
 MockAudioRendererSink::MockAudioRendererSink(
     const std::string& device_id,
     OutputDeviceStatus device_status,
     const AudioParameters& device_output_params)
     : output_device_info_(device_id, device_status, device_output_params) {}
 
 MockAudioRendererSink::~MockAudioRendererSink() {}
 
 void MockAudioRendererSink::SwitchOutputDevice(
     const std::string& device_id,
     const url::Origin& security_origin,
     const OutputDeviceStatusCB& callback) {
   // NB: output device won't be changed, since it's not required by any tests
   // now.
   callback.Run(output_device_info_.device_status());
 }
 
 void MockAudioRendererSink::Initialize(const AudioParameters& params,
                                        RenderCallback* renderer) {
   callback_ = renderer;
 }
 
 OutputDeviceInfo MockAudioRendererSink::GetOutputDeviceInfo() {
   return output_device_info_;
 }
 
 }  // namespace media