Moving device description utils from AudioManager[Base] into AudioDeviceDescription; to be shared b…

media/audio/audio_device_name.cc

 // Copyright (c) 2011 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_device_name.h"
+#include "media/audio/audio_device_description.h"
 
 namespace media {
 
 AudioDeviceName::AudioDeviceName() {}
 
 AudioDeviceName::AudioDeviceName(const std::string& device_name,
                                  const std::string& unique_id)
     : device_name(device_name),
       unique_id(unique_id) {
 }
 
+// static
+AudioDeviceName AudioDeviceName::CreateDefault() {
+  return AudioDeviceName(AudioDeviceDescription::GetDefaultDeviceName(),
+                         AudioDeviceDescription::kDefaultDeviceId);
+}
+
+// static
+AudioDeviceName AudioDeviceName::CreateCommunications() {
+  return AudioDeviceName(AudioDeviceDescription::GetCommunicationsDeviceName(),
+                         AudioDeviceDescription::kCommunicationsDeviceId);
+}
+
 }  // namespace media
-