Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/extensions/component_loader.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_EXTENSIONS_COMPONENT_LOADER_H_
 #define CHROME_BROWSER_EXTENSIONS_COMPONENT_LOADER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/prefs/public/pref_change_registrar.h"
 #include "base/values.h"
 
 class ExtensionServiceInterface;
-class PrefService;
+class PrefServiceBase;
+class PrefServiceSyncable;
 
 namespace extensions {
 
 class Extension;
 
 // For registering, loading, and unloading component extensions.
 class ComponentLoader {
  public:
   ComponentLoader(ExtensionServiceInterface* extension_service,
-                  PrefService* prefs,
-                  PrefService* local_state);
+                  PrefServiceBase* prefs,
+                  PrefServiceBase* local_state);
   virtual ~ComponentLoader();
 
   size_t registered_extensions_count() const {
     return component_extensions_.size();
   }
 
   // Creates and loads all registered component extensions, including those with
   // background pages.
   void BulkLoadAll();
 
@@ skipping 42 matching lines @@
   // Call this during test setup to load component extensions that have
   // background pages for testing, which could otherwise interfere with tests.
   static void EnableBackgroundExtensionsForTesting();
 
   // Adds the default component extensions. If |skip_session_components|
   // the loader will skip loading component extensions that weren't supposed to
   // be loaded unless we are in signed user session (ChromeOS). For all other
   // platforms this |skip_session_components| is expected to be unset.
   void AddDefaultComponentExtensions(bool skip_session_components);
 
-  static void RegisterUserPrefs(PrefService* prefs);
+  static void RegisterUserPrefs(PrefServiceSyncable* prefs);
 
   // Parse the given JSON manifest. Returns NULL if it cannot be parsed, or if
   // if the result is not a DictionaryValue.
   DictionaryValue* ParseManifest(const std::string& manifest_contents) const;
 
   // Clear the list of registered extensions.
   void ClearAllRegistered();
 
   // Reloads a registered component extension.
   void Reload(const std::string& extension_id);
@@ skipping 30 matching lines @@
 #endif
 
   // Add the enterprise webstore extension, or reload it if already loaded.
   void AddOrReloadEnterpriseWebStore();
 
   void AddChromeApp();
 
   // Unloads |component| from the memory.
   void UnloadComponent(ComponentExtensionInfo* component);
 
-  PrefService* prefs_;
-  PrefService* local_state_;
+  PrefServiceBase* profile_prefs_;
+  PrefServiceBase* local_state_;
 
   ExtensionServiceInterface* extension_service_;
 
   // List of registered component extensions (see Extension::Location).
   typedef std::vector<ComponentExtensionInfo> RegisteredComponentExtensions;
   RegisteredComponentExtensions component_extensions_;
 
   PrefChangeRegistrar pref_change_registrar_;
 
   // Extensions with background pages deferred by LoadAll(true).
   typedef std::vector<scoped_refptr<const Extension> > DeferredAtLoadExtensions;
   DeferredAtLoadExtensions deferred_at_load_extensions;
 
   DISALLOW_COPY_AND_ASSIGN(ComponentLoader);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_COMPONENT_LOADER_H_