AudioMirroringManager becomes a global LazyInstance.

content/browser/browser_main_loop.h

 // 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.
 
 #ifndef CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_
 #define CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
@@ skipping 19 matching lines @@
 class AudioManager;
 class MidiManager;
 class UserInputMonitor;
 }  // namespace media
 
 namespace net {
 class NetworkChangeNotifier;
 }  // namespace net
 
 namespace content {
-class AudioMirroringManager;
 class BrowserMainParts;
 class BrowserOnlineStateObserver;
 class BrowserShutdownImpl;
 class BrowserThreadImpl;
 class MediaStreamManager;
 class ResourceDispatcherHostImpl;
 class SpeechRecognitionManagerImpl;
 class StartupTaskRunner;
 class TimeZoneMonitor;
 struct MainFunctionParams;
@@ skipping 34 matching lines @@
   // Perform the default message loop run logic.
   void RunMainMessageLoopParts();
 
   // Performs the shutdown sequence, starting with PostMainMessageLoopRun
   // through stopping threads to PostDestroyThreads.
   void ShutdownThreadsAndCleanUp();
 
   int GetResultCode() const { return result_code_; }
 
   media::AudioManager* audio_manager() const { return audio_manager_.get(); }
-  AudioMirroringManager* audio_mirroring_manager() const {
-    return audio_mirroring_manager_.get();
-  }
   MediaStreamManager* media_stream_manager() const {
     return media_stream_manager_.get();
   }
   media::UserInputMonitor* user_input_monitor() const {
     return user_input_monitor_.get();
   }
   media::MidiManager* midi_manager() const { return midi_manager_.get(); }
   base::Thread* indexed_db_thread() const { return indexed_db_thread_.get(); }
 
   bool is_tracing_startup() const { return is_tracing_startup_; }
@@ skipping 45 matching lines @@
   // Members initialized in |MainMessageLoopStart()| ---------------------------
   scoped_ptr<base::MessageLoop> main_message_loop_;
   scoped_ptr<base::SystemMonitor> system_monitor_;
   scoped_ptr<base::PowerMonitor> power_monitor_;
   scoped_ptr<base::HighResolutionTimerManager> hi_res_timer_manager_;
   scoped_ptr<net::NetworkChangeNotifier> network_change_notifier_;
   // user_input_monitor_ has to outlive audio_manager_, so declared first.
   scoped_ptr<media::UserInputMonitor> user_input_monitor_;
   scoped_ptr<media::AudioManager> audio_manager_;
   scoped_ptr<media::MidiManager> midi_manager_;
-  scoped_ptr<AudioMirroringManager> audio_mirroring_manager_;
   scoped_ptr<MediaStreamManager> media_stream_manager_;
   // Per-process listener for online state changes.
   scoped_ptr<BrowserOnlineStateObserver> online_state_observer_;
 #if defined(OS_WIN)
   scoped_ptr<SystemMessageWindowWin> system_message_window_;
 #elif defined(USE_UDEV)
   scoped_ptr<DeviceMonitorLinux> device_monitor_linux_;
 #elif defined(OS_MACOSX) && !defined(OS_IOS)
   scoped_ptr<DeviceMonitorMac> device_monitor_mac_;
 #endif
@@ skipping 30 matching lines @@
 
   // This timer initiates trace file saving.
   base::OneShotTimer<BrowserMainLoop> startup_trace_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserMainLoop);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_