Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/web_resource/promo_resource_service.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/web_resource/promo_resource_service.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/threading/thread_restrictions.h"
@@ skipping 44 matching lines @@
   return CommandLine::ForCurrentProcess()->HasSwitch(switches::kPromoServerURL);
 }
 
 int GetCacheUpdateDelay() {
   return IsTest() ? kTestCacheUpdateDelay : kCacheUpdateDelay;
 }
 
 }  // namespace
 
 // static
-void PromoResourceService::RegisterPrefs(PrefService* local_state) {
+void PromoResourceService::RegisterPrefs(PrefServiceSimple* local_state) {
   // TODO(achuith): Delete this in M26. http://crbug.com/143773
   // The promo service version number, and last locale.
   const char kNtpPromoVersion[] = "ntp.promo_version";
   const char kNtpPromoLocale[] = "ntp.promo_locale";
   local_state->RegisterIntegerPref(kNtpPromoVersion, 0);
   local_state->RegisterStringPref(kNtpPromoLocale, std::string());
   local_state->ClearPref(kNtpPromoVersion);
   local_state->ClearPref(kNtpPromoLocale);
 }
 
 // static
-void PromoResourceService::RegisterUserPrefs(PrefService* prefs) {
+void PromoResourceService::RegisterUserPrefs(PrefServiceSyncable* prefs) {
   prefs->RegisterStringPref(prefs::kNtpPromoResourceCacheUpdate,
                             "0",
-                            PrefService::UNSYNCABLE_PREF);
+                            PrefServiceSyncable::UNSYNCABLE_PREF);
   NotificationPromo::RegisterUserPrefs(prefs);
 }
 
 PromoResourceService::PromoResourceService(Profile* profile)
     : WebResourceService(profile->GetPrefs(),
                          GetPromoResourceURL(),
                          true,  // append locale to URL
                          prefs::kNtpPromoResourceCacheUpdate,
                          kStartResourceFetchDelay,
                          GetCacheUpdateDelay()),
@@ skipping 75 matching lines @@
 }
 
 void PromoResourceService::Unpack(const DictionaryValue& parsed_json) {
   for (size_t i = 0; i < arraysize(kValidPromoTypes); ++i) {
     NotificationPromo notification_promo(profile_);
     notification_promo.InitFromJson(parsed_json, kValidPromoTypes[i]);
     if (notification_promo.new_notification())
       ScheduleNotification(notification_promo);
   }
 }