Tab Audio Capture: Browser-side connect/disconnect functionality.

content/browser/browser_main_loop.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/browser/browser_main_loop.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/hi_res_timer_manager.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/run_loop.h"
 #include "base/string_number_conversions.h"
 #include "base/threading/thread_restrictions.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/download/save_file_manager.h"
 #include "content/browser/gamepad/gamepad_service.h"
 #include "content/browser/gpu/browser_gpu_channel_host_factory.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
 #include "content/browser/histogram_synchronizer.h"
 #include "content/browser/in_process_webkit/webkit_thread.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/net/browser_online_state_observer.h"
 #include "content/browser/plugin_service_impl.h"
+#include "content/browser/renderer_host/media/audio_mirroring_manager.h"
 #include "content/browser/renderer_host/media/media_stream_manager.h"
 #include "content/browser/speech/speech_recognition_manager_impl.h"
 #include "content/browser/trace_controller_impl.h"
 #include "content/public/browser/browser_main_parts.h"
 #include "content/public/browser/browser_shutdown.h"
 #include "content/public/browser/compositor_util.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/main_function_params.h"
@@ skipping 180 matching lines @@
 void ImmediateShutdownAndExitProcess() {
   BrowserShutdownImpl::ImmediateShutdownAndExitProcess();
 }
 
 // static
 media::AudioManager* BrowserMainLoop::GetAudioManager() {
   return g_current_browser_main_loop->audio_manager_.get();
 }
 
 // static
+AudioMirroringManager* BrowserMainLoop::GetAudioMirroringManager() {
+  return g_current_browser_main_loop->audio_mirroring_manager_.get();
+}
+
+// static
 MediaStreamManager* BrowserMainLoop::GetMediaStreamManager() {
   return g_current_browser_main_loop->media_stream_manager_.get();
 }
 // BrowserMainLoop construction / destruction =============================
 
 BrowserMainLoop::BrowserMainLoop(const MainFunctionParams& parameters)
     : parameters_(parameters),
       parsed_command_line_(parameters.command_line),
       result_code_(RESULT_CODE_NORMAL_EXIT) {
   DCHECK(!g_current_browser_main_loop);
@@ skipping 96 matching lines @@
   // Create a MessageLoop if one does not already exist for the current thread.
   if (!MessageLoop::current())
     main_message_loop_.reset(new MessageLoop(MessageLoop::TYPE_UI));
 
   InitializeMainThread();
 
   system_monitor_.reset(new base::SystemMonitor);
   hi_res_timer_manager_.reset(new HighResolutionTimerManager);
   network_change_notifier_.reset(net::NetworkChangeNotifier::Create());
   audio_manager_.reset(media::AudioManager::Create());
+#if !defined(OS_IOS)
+  audio_mirroring_manager_.reset(new AudioMirroringManager());
+#endif
 
 #if !defined(OS_IOS)
   // Start tracing to a file if needed.
   if (base::debug::TraceLog::GetInstance()->IsEnabled()) {
     TraceControllerImpl::GetInstance()->InitStartupTracing(
         parsed_command_line_);
   }
 
   online_state_observer_.reset(new BrowserOnlineStateObserver);
 #endif  // !defined(OS_IOS)
@@ skipping 391 matching lines @@
   DCHECK_EQ(MessageLoop::TYPE_UI, MessageLoop::current()->type());
   if (parameters_.ui_task)
     MessageLoopForUI::current()->PostTask(FROM_HERE, *parameters_.ui_task);
 
   base::RunLoop run_loop;
   run_loop.Run();
 #endif
 }
 
 }  // namespace content