Flip the left/right speaker when the device is in yoga mode.

chromeos/audio/cras_audio_handler.cc

 // Copyright (c) 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 "chromeos/audio/cras_audio_handler.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/bind.h"
@@ skipping 235 matching lines @@
 }
 
 void CrasAudioHandler::RemoveAllActiveNodes() {
   for (AudioDeviceMap::const_iterator it = audio_devices_.begin();
        it != audio_devices_.end();
        ++it) {
     RemoveActiveNodeInternal(it->second.id);
   }
 }
 
+void CrasAudioHandler::SwapInternalSpeakerLeftRightChannel(bool swap) {
+  for (AudioDeviceMap::const_iterator it = audio_devices_.begin();
+       it != audio_devices_.end();
+       ++it) {
+    const AudioDevice& device = it->second;
+    if (!device.is_input && device.type == AUDIO_TYPE_INTERNAL_SPEAKER) {
+      chromeos::DBusThreadManager::Get()->GetCrasAudioClient()->SwapLeftRight(
+          device.id, swap);
+      break;
+    }
+  }
+}
+
 bool CrasAudioHandler::has_alternative_input() const {
   return has_alternative_input_;
 }
 
 bool CrasAudioHandler::has_alternative_output() const {
   return has_alternative_output_;
 }
 
 void CrasAudioHandler::SetOutputVolumePercent(int volume_percent) {
   // Set all active devices to the same volume.
@@ skipping 579 matching lines @@
     if (node_id == active_output_node_id_)
       active_output_node_id_ = 0;
     chromeos::DBusThreadManager::Get()
         ->GetCrasAudioClient()
         ->RemoveActiveOutputNode(node_id);
   }
   FOR_EACH_OBSERVER(AudioObserver, observers_, OnActiveOutputNodeChanged());
 }
 
 }  // namespace chromeos