Replace DCHECK(BrowserThread::CurrentlyOn) with DCHECK_CURRENTLY_ON in extensions.

chrome/browser/extensions/api/audio/audio_service_chromeos.cc

 // Copyright (c) 2013 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 "chrome/browser/extensions/api/audio/audio_service.h"
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string_number_conversions.h"
 #include "chromeos/audio/audio_device.h"
@@ skipping 89 matching lines @@
 
 void AudioServiceImpl::AddObserver(AudioService::Observer* observer) {
   observer_list_.AddObserver(observer);
 }
 
 void AudioServiceImpl::RemoveObserver(AudioService::Observer* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 void AudioServiceImpl::StartGetInfo(const GetInfoCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(cras_audio_client_);
   // TODO(jennyz,rkc): Replace cras_audio_client_ call with CrasAudioHandler
   // Api call.
   if (cras_audio_client_)
     cras_audio_client_->GetNodes(base::Bind(&AudioServiceImpl::OnGetNodes,
                                             weak_ptr_factory_.GetWeakPtr(),
                                             callback),
                                  base::Bind(&AudioServiceImpl::OnGetNodesError,
                                             weak_ptr_factory_.GetWeakPtr()));
 }
@@ skipping 137 matching lines @@
 
 void AudioServiceImpl::NotifyDeviceChanged() {
   FOR_EACH_OBSERVER(AudioService::Observer, observer_list_, OnDeviceChanged());
 }
 
 AudioService* AudioService::CreateInstance() {
   return new AudioServiceImpl;
 }
 
 }  // namespace extensions