Mojo interfaces needed for switching audio rendering stream creation and closing from IPC to Mojo

media/audio/audio_output_controller_unittest.cc

Index: media/audio/audio_output_controller_unittest.cc
diff --git a/media/audio/audio_output_controller_unittest.cc b/media/audio/audio_output_controller_unittest.cc
index 1046893ae589fb4a3ffa1efbf30497c02f3fcfb3..e6ae4655b67650dbffadd2c4ed76a4a960dca577 100644
--- a/media/audio/audio_output_controller_unittest.cc
+++ b/media/audio/audio_output_controller_unittest.cc
@@ -39,7 +39,9 @@ class MockAudioOutputControllerEventHandler
  public:
   MockAudioOutputControllerEventHandler() {}
 
-  MOCK_METHOD0(OnCreated, void());
+  MOCK_METHOD1(
+      OnCreated,
+      void(const interfaces::AudioOutput::CreateStreamCallback& callback));
   MOCK_METHOD0(OnPlaying, void());
   MOCK_METHOD0(OnPaused, void());
   MOCK_METHOD0(OnError, void());
@@ -113,15 +115,15 @@ class AudioOutputControllerTest : public testing::Test {
     params_ = AudioParameters(
         AudioParameters::AUDIO_FAKE, kChannelLayout,
         kSampleRate, kBitsPerSample, samples_per_packet);
-
+    interfaces::AudioOutput::CreateStreamCallback callback;
     if (params_.IsValid()) {
-      EXPECT_CALL(mock_event_handler_, OnCreated())
+      EXPECT_CALL(mock_event_handler_, OnCreated(_))
           .WillOnce(SignalEvent(&create_event_));
     }
 
     controller_ = AudioOutputController::Create(
         audio_manager_.get(), &mock_event_handler_, params_, std::string(),
-        &mock_sync_reader_);
+        &mock_sync_reader_, callback);
     if (controller_.get())
       controller_->SetVolume(kTestVolume);