Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/media/media_capture_devices_dispatcher.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 "chrome/browser/media/media_capture_devices_dispatcher.h"
 
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/media_devices_monitor.h"
 #include "content/public/common/media_stream_request.h"
 
 using content::BrowserThread;
 using content::MediaStreamDevices;
 
 MediaCaptureDevicesDispatcher::MediaCaptureDevicesDispatcher()
     : devices_enumerated_(false) {}
 
 MediaCaptureDevicesDispatcher::~MediaCaptureDevicesDispatcher() {}
 
-void MediaCaptureDevicesDispatcher::RegisterUserPrefs(PrefService* user_prefs) {
+void MediaCaptureDevicesDispatcher::RegisterUserPrefs(
+    PrefServiceSyncable* user_prefs) {
   if (!user_prefs->FindPreference(prefs::kDefaultAudioCaptureDevice)) {
     user_prefs->RegisterStringPref(prefs::kDefaultAudioCaptureDevice,
                                    std::string(),
-                                   PrefService::UNSYNCABLE_PREF);
+                                   PrefServiceSyncable::UNSYNCABLE_PREF);
   }
   if (!user_prefs->FindPreference(prefs::kDefaultVideoCaptureDevice)) {
     user_prefs->RegisterStringPref(prefs::kDefaultVideoCaptureDevice,
                                    std::string(),
-                                   PrefService::UNSYNCABLE_PREF);
+                                   PrefServiceSyncable::UNSYNCABLE_PREF);
   }
 }
 
 void MediaCaptureDevicesDispatcher::AudioCaptureDevicesChanged(
     const MediaStreamDevices& devices) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&MediaCaptureDevicesDispatcher::UpdateAudioDevicesOnUIThread,
@@ skipping 55 matching lines @@
 }
 
 void MediaCaptureDevicesDispatcher::UpdateVideoDevicesOnUIThread(
     const content::MediaStreamDevices& devices){
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   devices_enumerated_ = true;
   video_devices_ = devices;
   FOR_EACH_OBSERVER(Observer, observers_,
                     OnUpdateVideoDevices(video_devices_));
 }