Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/extensions/component_loader.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/extensions/component_loader.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/path_service.h"
@@ skipping 51 matching lines @@
     : manifest(manifest),
       root_directory(directory) {
   if (!root_directory.IsAbsolute()) {
     CHECK(PathService::Get(chrome::DIR_RESOURCES, &root_directory));
     root_directory = root_directory.Append(directory);
   }
   extension_id = GenerateId(manifest, root_directory);
 }
 
 ComponentLoader::ComponentLoader(ExtensionServiceInterface* extension_service,
-                                 PrefService* prefs,
-                                 PrefService* local_state)
+                                 PrefServiceSyncable* prefs,
+                                 PrefServiceSimple* local_state)
     : prefs_(prefs),
       local_state_(local_state),
       extension_service_(extension_service) {
   pref_change_registrar_.Init(prefs);
 
   // This pref is set by policy. We have to watch it for change because on
   // ChromeOS, policy isn't loaded until after the browser process is started.
   pref_change_registrar_.Add(
       prefs::kEnterpriseWebStoreURL,
       base::Bind(&ComponentLoader::AddOrReloadEnterpriseWebStore,
@@ skipping 335 matching lines @@
 void ComponentLoader::UnloadComponent(ComponentExtensionInfo* component) {
   delete component->manifest;
   if (extension_service_->is_ready()) {
     extension_service_->
         UnloadExtension(component->extension_id,
                         extension_misc::UNLOAD_REASON_DISABLE);
   }
 }
 
 // static
-void ComponentLoader::RegisterUserPrefs(PrefService* prefs) {
+void ComponentLoader::RegisterUserPrefs(PrefServiceSyncable* prefs) {
   prefs->RegisterStringPref(prefs::kEnterpriseWebStoreURL,
                             std::string() /* default_value */,
-                            PrefService::UNSYNCABLE_PREF);
+                            PrefServiceSyncable::UNSYNCABLE_PREF);
   prefs->RegisterStringPref(prefs::kEnterpriseWebStoreName,
                             std::string() /* default_value */,
-                            PrefService::UNSYNCABLE_PREF);
+                            PrefServiceSyncable::UNSYNCABLE_PREF);
 }
 
 }  // namespace extensions