Remove remaining calls to deprecated MessageLoop methods on Mac.

media/audio/audio_input_controller_unittest.cc

Index: media/audio/audio_input_controller_unittest.cc
diff --git a/media/audio/audio_input_controller_unittest.cc b/media/audio/audio_input_controller_unittest.cc
index 1c0aa96d35d55a432352a09c3ace3043f56cf5c7..ca326d8df29fb6f45c83506e9a729b16c7bd484b 100644
--- a/media/audio/audio_input_controller_unittest.cc
+++ b/media/audio/audio_input_controller_unittest.cc
@@ -26,9 +26,8 @@ static const int kBitsPerSample = 16;
 static const ChannelLayout kChannelLayout = CHANNEL_LAYOUT_STEREO;
 static const int kSamplesPerPacket = kSampleRate / 10;
 
-// Posts base::MessageLoop::QuitWhenIdleClosure() on specified message loop.
-ACTION_P(QuitMessageLoop, loop_or_proxy) {
-  loop_or_proxy->PostTask(FROM_HERE, base::MessageLoop::QuitWhenIdleClosure());
+ACTION_P(QuitRunLoop, run_loop) {
+  run_loop->QuitWhenIdle();
 }
 
 // Posts base::MessageLoop::QuitWhenIdleClosure() on specified message loop
@@ -89,11 +88,13 @@ class AudioInputControllerTest : public testing::Test {
 
 // Test AudioInputController for create and close without recording audio.
 TEST_F(AudioInputControllerTest, CreateAndClose) {
+  base::RunLoop run_loop;
+
   MockAudioInputControllerEventHandler event_handler;
 
   // OnCreated() will be posted once.
   EXPECT_CALL(event_handler, OnCreated(NotNull()))
-      .WillOnce(QuitMessageLoop(&message_loop_));
+      .WillOnce(QuitRunLoop(&run_loop));
 
   AudioParameters params(AudioParameters::AUDIO_FAKE, kChannelLayout,
                          kSampleRate, kBitsPerSample, kSamplesPerPacket);
@@ -104,7 +105,7 @@ TEST_F(AudioInputControllerTest, CreateAndClose) {
   ASSERT_TRUE(controller.get());
 
   // Wait for OnCreated() to fire.
-  base::RunLoop().Run();
+  run_loop.Run();
 
   // Close the AudioInputController synchronously.
   CloseAudioController(controller.get());
@@ -154,6 +155,8 @@ TEST_F(AudioInputControllerTest, RecordAndClose) {
 // Disabled due to crbug.com/357569 and crbug.com/357501.
 // TODO(henrika): Remove the test when the timer workaround has been removed.
 TEST_F(AudioInputControllerTest, DISABLED_RecordAndError) {
+  base::RunLoop run_loop;
+
   MockAudioInputControllerEventHandler event_handler;
   int count = 0;
 
@@ -173,10 +176,10 @@ TEST_F(AudioInputControllerTest, DISABLED_RecordAndError) {
 
   // OnError() will be called after the data stream stops while the
   // controller is in a recording state.
-  EXPECT_CALL(event_handler, OnError(NotNull(),
-                                     AudioInputController::NO_DATA_ERROR))
+  EXPECT_CALL(event_handler,
+              OnError(NotNull(), AudioInputController::NO_DATA_ERROR))
       .Times(Exactly(1))
-      .WillOnce(QuitMessageLoop(&message_loop_));
+      .WillOnce(QuitRunLoop(&run_loop));
 
   AudioParameters params(AudioParameters::AUDIO_FAKE, kChannelLayout,
                          kSampleRate, kBitsPerSample, kSamplesPerPacket);
@@ -191,7 +194,7 @@ TEST_F(AudioInputControllerTest, DISABLED_RecordAndError) {
   controller->Record();
 
   // Record and wait until ten OnData() callbacks are received.
-  base::RunLoop().Run();
+  run_loop.Run();
 
   // Stop the stream and verify that OnError() is posted.
   AudioInputStream* stream = controller->stream_for_testing();