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      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_PREDICTORS_PREDICTOR_DATABASE_FACTORY_H_
      6 #define CHROME_BROWSER_PREDICTORS_PREDICTOR_DATABASE_FACTORY_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/memory/singleton.h"
     10 #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
     11 
     12 class Profile;
     13 
     14 namespace predictors {
     15 
     16 class PredictorDatabase;
     17 
     18 // Singleton that owns the PredictorDatabases and associates them with
     19 // Profiles.
     20 class PredictorDatabaseFactory : public BrowserContextKeyedServiceFactory {
     21  public:
     22   static PredictorDatabase* GetForProfile(Profile* profile);
     23 
     24   static PredictorDatabaseFactory* GetInstance();
     25 
     26  private:
     27   friend struct DefaultSingletonTraits<PredictorDatabaseFactory>;
     28 
     29   PredictorDatabaseFactory();
     30   virtual ~PredictorDatabaseFactory();
     31 
     32   // BrowserContextKeyedServiceFactory:
     33   virtual BrowserContextKeyedService* BuildServiceInstanceFor(
     34       content::BrowserContext* profile) const OVERRIDE;
     35 
     36   DISALLOW_COPY_AND_ASSIGN(PredictorDatabaseFactory);
     37 };
     38 
     39 }  // namespace predictors
     40 
     41 #endif  // CHROME_BROWSER_PREDICTORS_PREDICTOR_DATABASE_FACTORY_H_
     42