Remove the AudioManager singleton.

media/audio/test_audio_input_controller_factory.cc

 // Copyright (c) 2011 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 "media/audio/test_audio_input_controller_factory.h"
 #include "media/audio/audio_io.h"
 
 namespace media {
 
 TestAudioInputController::TestAudioInputController(
     TestAudioInputControllerFactory* factory,
+    AudioManager* audio_manager,
     EventHandler* event_handler,
     SyncWriter* sync_writer)
-    : AudioInputController(event_handler, sync_writer),
+    : AudioInputController(audio_manager, event_handler, sync_writer),
       factory_(factory),
       event_handler_(event_handler) {
 }
 
 TestAudioInputController::~TestAudioInputController() {
   // Inform the factory so that it allows creating new instances in future.
   factory_->OnTestAudioInputControllerDestroyed(this);
 }
 
 TestAudioInputControllerFactory::TestAudioInputControllerFactory()
     : controller_(NULL) {
 }
 
 AudioInputController* TestAudioInputControllerFactory::Create(
+    AudioManager* audio_manager,
     AudioInputController::EventHandler* event_handler,
     AudioParameters params) {
   DCHECK(!controller_);  // Only one test instance managed at a time.
-  controller_ = new TestAudioInputController(this, event_handler, NULL);
+  controller_ = new TestAudioInputController(this, audio_manager,
+      event_handler, NULL);
   return controller_;
 }
 
 void TestAudioInputControllerFactory::OnTestAudioInputControllerDestroyed(
     TestAudioInputController* controller) {
   DCHECK_EQ(controller_, controller);
   controller_ = NULL;
 }
 
 }  // namespace media