extensions/browser/lazy_background_task_queue_factory.h

   1 // Copyright 2015 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 EXTENSIONS_BROWSER_LAZY_BACKGROUND_TASK_QUEUE_FACTORY_H_
   6 #define EXTENSIONS_BROWSER_LAZY_BACKGROUND_TASK_QUEUE_FACTORY_H_
   7
   8 #include "base/memory/singleton.h"
   9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  10
  11 namespace extensions {
  12
  13 class LazyBackgroundTaskQueue;
  14
  15 class LazyBackgroundTaskQueueFactory
  16     : public BrowserContextKeyedServiceFactory {
  17  public:
  18   static LazyBackgroundTaskQueue* GetForBrowserContext(
  19       content::BrowserContext* context);
  20   static LazyBackgroundTaskQueueFactory* GetInstance();
  21
  22  private:
  23   friend struct base::DefaultSingletonTraits<LazyBackgroundTaskQueueFactory>;
  24
  25   LazyBackgroundTaskQueueFactory();
  26   ~LazyBackgroundTaskQueueFactory() override;
  27
  28   // BrowserContextKeyedServiceFactory implementation
  29   KeyedService* BuildServiceInstanceFor(
  30       content::BrowserContext* context) const override;
  31   content::BrowserContext* GetBrowserContextToUse(
  32       content::BrowserContext* context) const override;
  33
  34   DISALLOW_COPY_AND_ASSIGN(LazyBackgroundTaskQueueFactory);
  35 };
  36
  37 }  // namespace extensions
  38
  39 #endif  // EXTENSIONS_BROWSER_LAZY_BACKGROUND_TASK_QUEUE_FACTORY_H_