Add localized default audio device names.

media/audio/mock_audio_manager.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/mock_audio_manager.h"
 
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
 #include "media/audio/audio_parameters.h"
 
@@ skipping 24 matching lines @@
 void MockAudioManager::GetAudioInputDeviceNames(
     AudioDeviceNames* device_names) {
   // Do not inject fake devices here, use
   // AudioInputDeviceManager::GetFakeDeviceNames() instead.
 }
 
 void MockAudioManager::GetAudioOutputDeviceNames(
     AudioDeviceNames* device_names) {
 }
 
+std::string MockAudioManager::GetDefaultDeviceName() const {
+  return "";
+}
+
 media::AudioOutputStream* MockAudioManager::MakeAudioOutputStream(
     const media::AudioParameters& params,
     const std::string& device_id) {
   NOTREACHED();
   return NULL;
 }
 
 media::AudioOutputStream* MockAudioManager::MakeAudioOutputStreamProxy(
     const media::AudioParameters& params,
     const std::string& device_id) {
@@ skipping 45 matching lines @@
 }
 
 scoped_ptr<AudioLog> MockAudioManager::CreateAudioLog(
     AudioLogFactory::AudioComponent component) {
   return scoped_ptr<AudioLog>();
 }
 
 void MockAudioManager::SetHasKeyboardMic() {}
 
 }  // namespace media.