app_shell: Do simple audio initialization.

chromeos/dbus/cras_audio_client_stub_impl.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/dbus/cras_audio_client_stub_impl.h"
 
 namespace chromeos {
 
 CrasAudioClientStubImpl::CrasAudioClientStubImpl()
     : active_input_node_id_(0),
       active_output_node_id_(0) {
 }
 
+CrasAudioClientStubImpl::~CrasAudioClientStubImpl() {
+}
+
 void CrasAudioClientStubImpl::Init(dbus::Bus* bus) {
   VLOG(1) << "CrasAudioClientStubImpl is created";
 
   // Fake audio output nodes.
   AudioNode node_1;
   node_1.is_input = false;
   node_1.id = 10001;
   node_1.device_name = "Fake Speaker";
   node_1.type = "INTERNAL_SPEAKER";
   node_1.name = "Speaker";
@@ skipping 26 matching lines @@
 
   AudioNode node_5;
   node_5.is_input = true;
   node_5.id = 10005;
   node_5.device_name = "Fake USB Mic";
   node_5.type = "USB";
   node_5.name = "Mic";
   node_list_.push_back(node_5);
 }
 
-CrasAudioClientStubImpl::~CrasAudioClientStubImpl() {
-}
-
 void CrasAudioClientStubImpl::AddObserver(Observer* observer) {
   observers_.AddObserver(observer);
 }
 
 void CrasAudioClientStubImpl::RemoveObserver(Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
 bool CrasAudioClientStubImpl::HasObserver(Observer* observer) {
   return observers_.HasObserver(observer);
@@ skipping 84 matching lines @@
   }
 }
 
 void CrasAudioClientStubImpl::RemoveActiveOutputNode(uint64 node_id) {
   for (size_t i = 0; i < node_list_.size(); ++i) {
     if (node_list_[i].id == node_id)
       node_list_[i].active = false;
   }
 }
 
-void CrasAudioClientStubImpl::SetAudioDevices(
+void CrasAudioClientStubImpl::SetAudioNodesForTesting(
     const AudioNodeList& audio_nodes) {
-  node_list_.clear();
-  for (size_t i = 0; i < audio_nodes.size(); ++i)
-    node_list_.push_back(audio_nodes[i]);
+  node_list_ = audio_nodes;
 }
 
-void CrasAudioClientStubImpl::ChangeAudioNodes(const AudioNodeList& new_nodes) {
-  SetAudioDevices(new_nodes);
+void CrasAudioClientStubImpl::SetAudioNodesAndNotifyObserversForTesting(
+    const AudioNodeList& new_nodes) {
+  SetAudioNodesForTesting(new_nodes);
   FOR_EACH_OBSERVER(Observer, observers_, NodesChanged());
 }
 
 }  // namespace chromeos