Use the browser UI thread for audio on OSX.

content/test/webrtc_audio_device_test.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 "content/test/webrtc_audio_device_test.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
@@ skipping 122 matching lines @@
   // Main parts are inspired by the RenderViewFakeResourcesTest.
   // Note that, the IPC part is not utilized in this test.
   saved_content_renderer_.reset(
       new ReplaceContentClientRenderer(&content_renderer_client_));
   mock_process_.reset(new WebRTCMockRenderProcess());
   ui_thread_.reset(
       new TestBrowserThread(BrowserThread::UI, base::MessageLoop::current()));
 
   // Construct the resource context on the UI thread.
   resource_context_.reset(new MockRTCResourceContext);
+  audio_manager_.reset(media::AudioManager::Create());
+  mirroring_manager_.reset(new AudioMirroringManager());
 
   static const char kThreadName[] = "RenderThread";
   ChildProcess::current()->io_message_loop()->PostTask(FROM_HERE,
       base::Bind(&WebRTCAudioDeviceTest::InitializeIOThread,
                  base::Unretained(this), kThreadName));
   WaitForIOThreadCompletion();
 
   sandbox_was_enabled_ =
       RendererWebKitPlatformSupportImpl::SetSandboxEnabledForTesting(false);
   render_thread_ = new RenderThreadImpl(kThreadName);
@@ skipping 21 matching lines @@
   WaitForAudioManagerCompletion();
 
   ChildProcess::current()->io_message_loop()->PostTask(FROM_HERE,
       base::Bind(&WebRTCAudioDeviceTest::UninitializeIOThread,
                  base::Unretained((this))));
   WaitForIOThreadCompletion();
   mock_process_.reset();
   media_stream_manager_.reset();
   mirroring_manager_.reset();
   audio_manager_.reset();
+
   RendererWebKitPlatformSupportImpl::SetSandboxEnabledForTesting(
       sandbox_was_enabled_);
 }
 
 bool WebRTCAudioDeviceTest::Send(IPC::Message* message) {
   return channel_->Send(message);
 }
 
 void WebRTCAudioDeviceTest::SetAudioHardwareConfig(
     media::AudioHardwareConfig* hardware_config) {
@@ skipping 10 matching lines @@
   // Set the current thread as the IO thread.
   io_thread_.reset(
       new TestBrowserThread(BrowserThread::IO, base::MessageLoop::current()));
 
   // Populate our resource context.
   test_request_context_.reset(new net::TestURLRequestContext());
   MockRTCResourceContext* resource_context =
       static_cast<MockRTCResourceContext*>(resource_context_.get());
   resource_context->set_request_context(test_request_context_.get());
   media_internals_.reset(new MockMediaInternals());
-
-  // Create our own AudioManager, AudioMirroringManager and MediaStreamManager.
-  audio_manager_.reset(media::AudioManager::Create());
-  mirroring_manager_.reset(new AudioMirroringManager());
   media_stream_manager_.reset(new MediaStreamManager(audio_manager_.get()));
 
   has_input_devices_ = audio_manager_->HasAudioInputDevices();
   has_output_devices_ = audio_manager_->HasAudioOutputDevices();
 
   // Create an IPC channel that handles incoming messages on the IO thread.
   CreateChannel(thread_name);
 }
 
 void WebRTCAudioDeviceTest::UninitializeIOThread() {
@@ skipping 129 matching lines @@
 int WebRTCTransportImpl::SendPacket(int channel, const void* data, int len) {
   return network_->ReceivedRTPPacket(channel, data, len);
 }
 
 int WebRTCTransportImpl::SendRTCPPacket(int channel, const void* data,
                                         int len) {
   return network_->ReceivedRTCPPacket(channel, data, len);
 }
 
 }  // namespace content