Remove ExtensionPrefFactory's dependency on Profile.

chrome/browser/extensions/extension_sync_service_factory.cc

 // Copyright 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/extension_sync_service_factory.h"
 
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/extensions/extension_prefs_factory.h"
 #include "chrome/browser/extensions/extension_sync_service.h"
 #include "chrome/browser/extensions/extension_system.h"
@@ skipping 23 matching lines @@
 }
 
 ExtensionSyncServiceFactory::~ExtensionSyncServiceFactory() {}
 
 BrowserContextKeyedService*
     ExtensionSyncServiceFactory::BuildServiceInstanceFor(
         content::BrowserContext* context) const {
   Profile* profile = Profile::FromBrowserContext(context);
   return new ExtensionSyncService(
       profile,
-      extensions::ExtensionPrefsFactory::GetForProfile(profile),
+      extensions::ExtensionPrefsFactory::GetForBrowserContext(profile),
       extensions::ExtensionSystemFactory::GetForProfile(profile)->
           extension_service());
 }
 
 content::BrowserContext* ExtensionSyncServiceFactory::GetBrowserContextToUse(
     content::BrowserContext* context) const {
   return chrome::GetBrowserContextRedirectedInIncognito(context);
 }