1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_USER_STYLE_SHEET_WATCHER_FACTORY_H_ 6#define CHROME_BROWSER_USER_STYLE_SHEET_WATCHER_FACTORY_H_ 7 8#include "base/memory/singleton.h" 9#include "components/browser_context_keyed_service/refcounted_browser_context_keyed_service_factory.h" 10 11class Profile; 12class UserStyleSheetWatcher; 13 14// Singleton that owns all UserStyleSheetWatcher and associates them with 15// Profiles. 16class UserStyleSheetWatcherFactory 17 : public RefcountedBrowserContextKeyedServiceFactory { 18 public: 19 static scoped_refptr<UserStyleSheetWatcher> GetForProfile(Profile* profile); 20 21 static UserStyleSheetWatcherFactory* GetInstance(); 22 23 private: 24 friend struct DefaultSingletonTraits<UserStyleSheetWatcherFactory>; 25 26 UserStyleSheetWatcherFactory(); 27 virtual ~UserStyleSheetWatcherFactory(); 28 29 // BrowserContextKeyedServiceFactory: 30 virtual scoped_refptr<RefcountedBrowserContextKeyedService> 31 BuildServiceInstanceFor(content::BrowserContext* context) const OVERRIDE; 32 virtual content::BrowserContext* GetBrowserContextToUse( 33 content::BrowserContext* context) const OVERRIDE; 34 virtual bool ServiceIsNULLWhileTesting() const OVERRIDE; 35 36 DISALLOW_COPY_AND_ASSIGN(UserStyleSheetWatcherFactory); 37}; 38 39#endif // CHROME_BROWSER_USER_STYLE_SHEET_WATCHER_FACTORY_H_ 40