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_PROCESS_MANAGER_FACTORY_H_
  #define EXTENSIONS_BROWSER_PROCESS_MANAGER_FACTORY_H_
  
  #include "base/macros.h"
  #include "base/memory/singleton.h"
  #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  
  namespace extensions {
  
  class ProcessManager;
  
  class ProcessManagerFactory : public BrowserContextKeyedServiceFactory {
   public:
    static ProcessManager* GetForBrowserContext(content::BrowserContext* context);
    // Returns NULL if there is no ProcessManager associated with this context.
    static ProcessManager* GetForBrowserContextIfExists(
        content::BrowserContext* context);
    static ProcessManagerFactory* GetInstance();
  
   private:
    friend struct base::DefaultSingletonTraits<ProcessManagerFactory>;
  
    ProcessManagerFactory();
    ~ProcessManagerFactory() override;
  
    // BrowserContextKeyedServiceFactory
    KeyedService* BuildServiceInstanceFor(
        content::BrowserContext* context) const override;
    content::BrowserContext* GetBrowserContextToUse(
        content::BrowserContext* context) const override;
  
    DISALLOW_COPY_AND_ASSIGN(ProcessManagerFactory);
  };
  
  }  // namespace extensions
  
  #endif  // EXTENSIONS_BROWSER_PROCESS_MANAGER_FACTORY_H_
  