text: // Copyright 2014 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 EXTENSIONS_BROWSER_IMAGE_LOADER_FACTORY_H_
  #define EXTENSIONS_BROWSER_IMAGE_LOADER_FACTORY_H_
  
  #include "base/memory/singleton.h"
  #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  
  namespace content {
  class BrowserContext;
  }
  
  namespace extensions {
  
  class ImageLoader;
  
  // Singleton that owns all ImageLoaders and associates them with
  // BrowserContexts. Listens for the BrowserContext's destruction notification
  // and cleans up the associated ImageLoader. Uses the original BrowserContext
  // for incognito contexts.
  class ImageLoaderFactory : public BrowserContextKeyedServiceFactory {
   public:
    static ImageLoader* GetForBrowserContext(content::BrowserContext* context);
  
    static ImageLoaderFactory* GetInstance();
  
   private:
    friend struct base::DefaultSingletonTraits<ImageLoaderFactory>;
  
    ImageLoaderFactory();
    ~ImageLoaderFactory() override;
  
    // BrowserContextKeyedServiceFactory:
    KeyedService* BuildServiceInstanceFor(
        content::BrowserContext* context) const override;
    content::BrowserContext* GetBrowserContextToUse(
        content::BrowserContext* context) const override;
  };
  
  }  // namespace extensions
  
  #endif  // EXTENSIONS_BROWSER_IMAGE_LOADER_FACTORY_H_
  