Remove calls to deprecated MessageLoop methods on Windows and Linux.

content/renderer/media/audio_message_filter_unittest.cc

 // Copyright (c) 2012 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 <stdint.h>
 
 #include <string>
 
 #include "base/macros.h"
+#include "base/run_loop.h"
 #include "content/common/media/audio_messages.h"
 #include "content/renderer/media/audio_message_filter.h"
 #include "media/audio/audio_output_ipc.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 namespace {
 
 const int kRenderFrameId = 2;
 const char kEmptyMatchedDeviceId[] = "";
@@ skipping 166 matching lines @@
 
   EXPECT_FALSE(delegate1.state_changed_received());
   EXPECT_FALSE(delegate2.state_changed_received());
   filter->OnMessageReceived(
       AudioMsg_NotifyStreamStateChanged(
           kStreamId2, media::AUDIO_OUTPUT_IPC_DELEGATE_STATE_PLAYING));
   EXPECT_FALSE(delegate1.state_changed_received());
   EXPECT_TRUE(delegate2.state_changed_received());
   delegate2.Reset();
 
-  message_loop.RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
 
   ipc1->CloseStream();
   ipc2->CloseStream();
   EXPECT_EQ(static_cast<media::AudioOutputIPCDelegate*>(NULL),
             filter->delegates_.Lookup(kStreamId1));
   EXPECT_EQ(static_cast<media::AudioOutputIPCDelegate*>(NULL),
             filter->delegates_.Lookup(kStreamId2));
 }
 
 }  // namespace content