Remove usage of FOR_EACH_OBSERVER macro in media/

media/audio/audio_manager_base.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 "media/audio/audio_manager_base.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 302 matching lines @@
 
 void AudioManagerBase::RemoveOutputDeviceChangeListener(
     AudioDeviceListener* listener) {
   DCHECK(GetTaskRunner()->BelongsToCurrentThread());
   output_listeners_.RemoveObserver(listener);
 }
 
 void AudioManagerBase::NotifyAllOutputDeviceChangeListeners() {
   DCHECK(GetTaskRunner()->BelongsToCurrentThread());
   DVLOG(1) << "Firing OnDeviceChange() notifications.";
-  FOR_EACH_OBSERVER(AudioDeviceListener, output_listeners_, OnDeviceChange());
+  for (auto& observer : output_listeners_)
+    observer.OnDeviceChange();
 }
 
 AudioParameters AudioManagerBase::GetDefaultOutputStreamParameters() {
   return GetPreferredOutputStreamParameters(GetDefaultOutputDeviceID(),
       AudioParameters());
 }
 
 AudioParameters AudioManagerBase::GetOutputStreamParameters(
     const std::string& device_id) {
   return GetPreferredOutputStreamParameters(device_id,
@@ skipping 47 matching lines @@
 
   return 0;
 }
 
 std::unique_ptr<AudioLog> AudioManagerBase::CreateAudioLog(
     AudioLogFactory::AudioComponent component) {
   return audio_log_factory_->CreateAudioLog(component);
 }
 
 }  // namespace media