text: // 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_GOOGLE_GOOGLE_URL_TRACKER_FACTORY_H_
  #define CHROME_BROWSER_GOOGLE_GOOGLE_URL_TRACKER_FACTORY_H_
  
  #include "base/basictypes.h"
  #include "base/memory/singleton.h"
  #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
  
  class GoogleURLTracker;
  class Profile;
  
  // Singleton that owns all GoogleURLTrackers and associates them with Profiles.
  class GoogleURLTrackerFactory : public BrowserContextKeyedServiceFactory {
   public:
    // Returns the GoogleURLTracker for |profile|.  This may return NULL for a
    // testing profile.
    static GoogleURLTracker* GetForProfile(Profile* profile);
  
    static GoogleURLTrackerFactory* GetInstance();
  
   private:
    friend struct DefaultSingletonTraits<GoogleURLTrackerFactory>;
  
    GoogleURLTrackerFactory();
    virtual ~GoogleURLTrackerFactory();
  
    // BrowserContextKeyedServiceFactory:
    virtual BrowserContextKeyedService* BuildServiceInstanceFor(
        content::BrowserContext* profile) const OVERRIDE;
    virtual void RegisterUserPrefs(
        user_prefs::PrefRegistrySyncable* registry) OVERRIDE;
    virtual content::BrowserContext* GetBrowserContextToUse(
        content::BrowserContext* context) const OVERRIDE;
    virtual bool ServiceIsCreatedWithBrowserContext() const OVERRIDE;
    virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
  
    DISALLOW_COPY_AND_ASSIGN(GoogleURLTrackerFactory);
  };
  
  #endif  // CHROME_BROWSER_GOOGLE_GOOGLE_URL_TRACKER_FACTORY_H_
  