Remove PrefServiceSimple, replacing it with PrefService and PrefRegistrySimple.

chrome/browser/chromeos/login/wallpaper_manager.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/chromeos/login/wallpaper_manager.h"
 
 #include <vector>
 
 #include "ash/shell.h"
 #include "base/command_line.h"
-#include "base/logging.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
+#include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/threading/worker_pool.h"
 #include "base/time.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/login/user.h"
@@ skipping 92 matching lines @@
                  content::NotificationService::AllSources());
   sequence_token_ = BrowserThread::GetBlockingPool()->
       GetNamedSequenceToken(kWallpaperSequenceTokenName);
   task_runner_ = BrowserThread::GetBlockingPool()->
       GetSequencedTaskRunnerWithShutdownBehavior(
           sequence_token_,
           base::SequencedWorkerPool::CONTINUE_ON_SHUTDOWN);
 }
 
 // static
-void WallpaperManager::RegisterPrefs(PrefServiceSimple* local_state) {
+void WallpaperManager::RegisterPrefs(PrefRegistrarSimple* local_state) {
   local_state->RegisterDictionaryPref(prefs::kUsersWallpaperInfo);
   local_state->RegisterDictionaryPref(kUserWallpapers);
   local_state->RegisterDictionaryPref(kUserWallpapersProperties);
 }
 
 void WallpaperManager::AddObservers() {
   if (!DBusThreadManager::Get()->GetRootPowerManagerClient()->HasObserver(this))
     DBusThreadManager::Get()->GetRootPowerManagerClient()->AddObserver(this);
   system::TimezoneSettings::GetInstance()->AddObserver(this);
 }
@@ skipping 772 matching lines @@
                           FROM_HERE,
                           base::Bind(&WallpaperManager::StartLoad,
                                      base::Unretained(this),
                                      email,
                                      info,
                                      update_wallpaper,
                                      valid_path));
 }
 
 }  // chromeos