Remove calls to deprecated MessageLoop methods in media.

media/audio/mac/audio_device_listener_mac_unittest.cc

Index: media/audio/mac/audio_device_listener_mac_unittest.cc
diff --git a/media/audio/mac/audio_device_listener_mac_unittest.cc b/media/audio/mac/audio_device_listener_mac_unittest.cc
index 06894c819e9318a936ded1b5a10e1b8e4966cfa9..3b8384f608fff29ade7109f5153664c7cbcb9570 100644
--- a/media/audio/mac/audio_device_listener_mac_unittest.cc
+++ b/media/audio/mac/audio_device_listener_mac_unittest.cc
@@ -12,6 +12,8 @@
 #include "base/bind_helpers.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "media/base/bind_to_current_loop.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -23,19 +25,20 @@ class AudioDeviceListenerMacTest : public testing::Test {
   AudioDeviceListenerMacTest() {
     // It's important to create the device listener from the message loop in
     // order to ensure we don't end up with unbalanced TaskObserver calls.
-    message_loop_.PostTask(FROM_HERE, base::Bind(
-        &AudioDeviceListenerMacTest::CreateDeviceListener,
-        base::Unretained(this)));
-    message_loop_.RunUntilIdle();
+    message_loop_.task_runner()->PostTask(
+        FROM_HERE, base::Bind(&AudioDeviceListenerMacTest::CreateDeviceListener,
+                              base::Unretained(this)));
+    base::RunLoop().RunUntilIdle();
   }
 
   virtual ~AudioDeviceListenerMacTest() {
     // It's important to destroy the device listener from the message loop in
     // order to ensure we don't end up with unbalanced TaskObserver calls.
-    message_loop_.PostTask(FROM_HERE, base::Bind(
-        &AudioDeviceListenerMacTest::DestroyDeviceListener,
-        base::Unretained(this)));
-    message_loop_.RunUntilIdle();
+    message_loop_.task_runner()->PostTask(
+        FROM_HERE,
+        base::Bind(&AudioDeviceListenerMacTest::DestroyDeviceListener,
+                   base::Unretained(this)));
+    base::RunLoop().RunUntilIdle();
   }
 
   void CreateDeviceListener() {
@@ -83,7 +86,7 @@ TEST_F(AudioDeviceListenerMacTest, OutputDeviceChange) {
   ASSERT_TRUE(ListenerIsValid());
   EXPECT_CALL(*this, OnDeviceChange()).Times(1);
   ASSERT_TRUE(SimulateDefaultOutputDeviceChange());
-  message_loop_.RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
 }
 
 }  // namespace media