Remove PrefServiceSimple, replacing it with PrefService and PrefRegistrySimple.

chrome/browser/ui/app_list/app_list_util.h

 // Copyright 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_UI_APP_LIST_APP_LIST_UTIL_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_UTIL_H_
 
 #include "base/file_path.h"
 
-class PrefServiceSimple;
+class PrefRegistrySimple;
 class Profile;
 
 namespace chrome {
 
 // TODO(koz/benwells): These functions need to be put somewhere more
 // specific than the chrome namespace.
 
 // Do any once off initialization needed for the app list.
 void InitAppList(Profile* profile);
 
 // Show the app list.
 void ShowAppList(Profile* profile);
 
 // Register local state preferences for the app list.
-void RegisterAppListPrefs(PrefServiceSimple* prefs);
+void RegisterAppListPrefs(PrefRegistrySimple* registry);
 
 // Change the profile that the app list is showing.
 void SetAppListProfile(const FilePath& profile_file_path);
 
 // Get the path of the profile to be used with the app list.
 FilePath GetAppListProfilePath(const FilePath& user_data_dir);
 
 // Dismiss the app list.
 void DismissAppList();
 
 // Get the profile the app list is currently showing.
 Profile* GetCurrentAppListProfile();
 
 // Returns true if the app list is visible.
 bool IsAppListVisible();
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_UTIL_H_