Remove remaining use of the deprecated MessageLoopProxy

media/audio/audio_output_device_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 <vector>
 
 #include "base/at_exit.h"
 #include "base/memory/shared_memory.h"
 #include "base/message_loop/message_loop.h"
 #include "base/process/process_handle.h"
@@ skipping 41 matching lines @@
   MOCK_METHOD0(PauseStream, void());
   MOCK_METHOD0(CloseStream, void());
   MOCK_METHOD1(SetVolume, void(double volume));
 };
 
 ACTION_P2(SendPendingBytes, socket, pending_bytes) {
   socket->Send(&pending_bytes, sizeof(pending_bytes));
 }
 
 // Used to terminate a loop from a different thread than the loop belongs to.
-// |loop| should be a MessageLoopProxy.
-ACTION_P(QuitLoop, loop) {
-  loop->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
+// |task_runner| should be a SingleThreadTaskRunner.
+ACTION_P(QuitLoop, task_runner) {
+  task_runner->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
 }
 
 }  // namespace.
 
 class AudioOutputDeviceTest
     : public testing::Test,
       public testing::WithParamInterface<bool> {
  public:
   AudioOutputDeviceTest();
   ~AudioOutputDeviceTest();
@@ skipping 30 matching lines @@
 }
 
 AudioOutputDeviceTest::AudioOutputDeviceTest() {
   default_audio_parameters_.Reset(
       AudioParameters::AUDIO_PCM_LINEAR,
       CHANNEL_LAYOUT_STEREO, 2, 48000, 16, 1024);
 
   audio_output_ipc_ = new MockAudioOutputIPC();
   audio_device_ = new AudioOutputDevice(
       scoped_ptr<AudioOutputIPC>(audio_output_ipc_),
-      io_loop_.message_loop_proxy());
+      io_loop_.task_runner());
 
   audio_device_->Initialize(default_audio_parameters_,
                             &callback_);
 
   io_loop_.RunUntilIdle();
 }
 
 AudioOutputDeviceTest::~AudioOutputDeviceTest() {
   audio_device_ = NULL;
 }
@@ skipping 44 matching lines @@
   // We expect calls to our audio renderer callback, which returns the number
   // of frames written to the memory section.
   // Here's the second place where it gets hacky:  There's no way for us to
   // know (without using a sleep loop!) when the AudioOutputDevice has finished
   // writing the interleaved audio data into the shared memory section.
   // So, for the sake of this test, we consider the call to Render a sign
   // of success and quit the loop.
   const int kNumberOfFramesToProcess = 0;
   EXPECT_CALL(callback_, Render(_, _))
       .WillOnce(DoAll(
-          QuitLoop(io_loop_.message_loop_proxy()),
+          QuitLoop(io_loop_.task_runner()),
           Return(kNumberOfFramesToProcess)));
 }
 
 void AudioOutputDeviceTest::WaitUntilRenderCallback() {
   // Don't hang the test if we never get the Render() callback.
   io_loop_.PostDelayedTask(FROM_HERE, base::MessageLoop::QuitClosure(),
                            TestTimeouts::action_timeout());
   io_loop_.Run();
 }
 
@@ skipping 44 matching lines @@
   StartAudioDevice();
   ExpectRenderCallback();
   CreateStream();
   WaitUntilRenderCallback();
   StopAudioDevice();
 }
 
 INSTANTIATE_TEST_CASE_P(Render, AudioOutputDeviceTest, Values(false));
 
 }  // namespace media.