|  | // Copyright 2012 The Chromium Authors | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #ifndef CHROME_BROWSER_PREDICTORS_PREDICTOR_DATABASE_H_ | 
|  | #define CHROME_BROWSER_PREDICTORS_PREDICTOR_DATABASE_H_ | 
|  |  | 
|  | #include "base/memory/scoped_refptr.h" | 
|  | #include "components/keyed_service/core/keyed_service.h" | 
|  |  | 
|  | class Profile; | 
|  |  | 
|  | namespace base { | 
|  | class SequencedTaskRunner; | 
|  | } | 
|  |  | 
|  | namespace sql { | 
|  | class Database; | 
|  | } | 
|  |  | 
|  | namespace predictors { | 
|  |  | 
|  | class AutocompleteActionPredictorTable; | 
|  | class PredictorDatabaseInternal; | 
|  | class ResourcePrefetchPredictorTables; | 
|  |  | 
|  | class PredictorDatabase : public KeyedService { | 
|  | public: | 
|  | PredictorDatabase(Profile* profile, | 
|  | scoped_refptr<base::SequencedTaskRunner> db_task_runner); | 
|  |  | 
|  | PredictorDatabase(const PredictorDatabase&) = delete; | 
|  | PredictorDatabase& operator=(const PredictorDatabase&) = delete; | 
|  |  | 
|  | ~PredictorDatabase() override; | 
|  |  | 
|  | scoped_refptr<AutocompleteActionPredictorTable> autocomplete_table(); | 
|  | scoped_refptr<ResourcePrefetchPredictorTables> resource_prefetch_tables(); | 
|  |  | 
|  | // Used for testing. | 
|  | sql::Database* GetDatabase(); | 
|  |  | 
|  | private: | 
|  | // KeyedService | 
|  | void Shutdown() override; | 
|  |  | 
|  | scoped_refptr<PredictorDatabaseInternal> db_; | 
|  | }; | 
|  |  | 
|  | }  // namespace predictors | 
|  |  | 
|  | #endif  // CHROME_BROWSER_PREDICTORS_PREDICTOR_DATABASE_H_ |