app_shell: Do simple audio initialization.

chromeos/audio/cras_audio_handler_unittest.cc

Index: chromeos/audio/cras_audio_handler_unittest.cc
diff --git a/chromeos/audio/cras_audio_handler_unittest.cc b/chromeos/audio/cras_audio_handler_unittest.cc
index dec728e4a5510818696aed61d211422c4b8a0f9a..c83c21b366f80988cf1872b3c54dfa8e909832ee 100644
--- a/chromeos/audio/cras_audio_handler_unittest.cc
+++ b/chromeos/audio/cras_audio_handler_unittest.cc
@@ -255,7 +255,7 @@ class CrasAudioHandlerTest : public testing::Test {
     DBusThreadManager::Initialize();
     cras_audio_client_stub_ = static_cast<CrasAudioClientStubImpl*>(
         DBusThreadManager::Get()->GetCrasAudioClient());
-    cras_audio_client_stub_->SetAudioDevices(audio_nodes);
+    cras_audio_client_stub_->SetAudioNodesForTesting(audio_nodes);
     audio_pref_handler_ = new AudioDevicesPrefHandlerStub();
     CrasAudioHandler::Initialize(audio_pref_handler_);
     cras_audio_handler_ = CrasAudioHandler::Get();
@@ -265,7 +265,8 @@ class CrasAudioHandlerTest : public testing::Test {
   }
 
   void ChangeAudioNodes(const AudioNodeList& audio_nodes) {
-    cras_audio_client_stub_->ChangeAudioNodes(audio_nodes);
+    cras_audio_client_stub_->SetAudioNodesAndNotifyObserversForTesting(
+        audio_nodes);
     message_loop_.RunUntilIdle();
   }