Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/geolocation/chrome_access_token_store.h

 // 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.
 
 #ifndef CHROME_BROWSER_GEOLOCATION_CHROME_ACCESS_TOKEN_STORE_H_
 #define CHROME_BROWSER_GEOLOCATION_CHROME_ACCESS_TOKEN_STORE_H_
 
 #include "base/memory/ref_counted.h"
 #include "content/public/browser/access_token_store.h"
 
-class PrefService;
+class PrefServiceSimple;
 
 // Creates a new access token store backed by the global chome prefs.
 class ChromeAccessTokenStore : public content::AccessTokenStore {
  public:
-  static void RegisterPrefs(PrefService* prefs);
+  static void RegisterPrefs(PrefServiceSimple* prefs);
 
   ChromeAccessTokenStore();
 
   virtual void LoadAccessTokens(
       const LoadAccessTokensCallbackType& request) OVERRIDE;
 
  private:
   virtual ~ChromeAccessTokenStore();
 
   // AccessTokenStore
   virtual void SaveAccessToken(
       const GURL& server_url, const string16& access_token) OVERRIDE;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeAccessTokenStore);
 };
 
 #endif  // CHROME_BROWSER_GEOLOCATION_CHROME_ACCESS_TOKEN_STORE_H_