Introduce PrefRegistrySyncable, simplifying PrefServiceSyncable.

chrome/browser/chrome_to_mobile_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/chrome_to_mobile_service.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/guid.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/metrics/histogram.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/chrome_to_mobile_service_factory.h"
+#include "chrome/browser/prefs/pref_registry_syncable.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/printing/cloud_print/cloud_print_url.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/token_service.h"
 #include "chrome/browser/signin/token_service_factory.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_command_controller.h"
 #include "chrome/browser/ui/browser_finder.h"
@@ skipping 215 matching lines @@
         service && service->HasMobiles() &&
         CanSendURL(
             browser->tab_strip_model()->GetActiveWebContents()->GetURL());
   }
   browser->command_controller()->command_updater()->
       UpdateCommandEnabled(IDC_CHROME_TO_MOBILE_PAGE, enabled);
   return enabled;
 }
 
 // static
-void ChromeToMobileService::RegisterUserPrefs(PrefServiceSyncable* prefs) {
-  prefs->RegisterListPref(prefs::kChromeToMobileDeviceList,
-                          PrefServiceSyncable::UNSYNCABLE_PREF);
+void ChromeToMobileService::RegisterUserPrefs(PrefRegistrySyncable* registry) {
+  registry->RegisterListPref(prefs::kChromeToMobileDeviceList,
+                             PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
 ChromeToMobileService::ChromeToMobileService(Profile* profile)
     : ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)),
       profile_(profile),
       sync_invalidation_enabled_(false) {
   // TODO(msw): Unit tests do not provide profiles; see http://crbug.com/122183
   ProfileSyncService* profile_sync_service =
       profile_ ? ProfileSyncServiceFactory::GetForProfile(profile_) : NULL;
   if (profile_sync_service) {
@@ skipping 476 matching lines @@
 
       // Report failure below and ignore the second response.
       request_observer_map_.erase(other);
       break;
     }
   }
 
   if (observer.get())
     observer->OnSendComplete(success);
 }