Lazy initialization for PushMessagingEventRouter

chrome/browser/extensions/api/push_messaging/push_messaging_api_factory.h

 // Copyright (c) 2012 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 CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_FACTORY_H_
-#define CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_FACTORY_H_
+#ifndef CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_API_FACTORY_H_
+#define CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_API_FACTORY_H_
 
 #include "base/memory/singleton.h"
 #include "chrome/browser/profiles/profile_keyed_service_factory.h"
 
 namespace extensions {
-class WebNavigationAPI;
+class PushMessagingAPI;
 
-class WebNavigationAPIFactory : public ProfileKeyedServiceFactory {
+class PushMessagingAPIFactory : public ProfileKeyedServiceFactory {
  public:
-  static WebNavigationAPIFactory* GetInstance();
+  static PushMessagingAPI* GetForProfile(Profile* profile);
+
+  static PushMessagingAPIFactory* GetInstance();
 
  private:
-  friend struct DefaultSingletonTraits<WebNavigationAPIFactory>;
+  friend struct DefaultSingletonTraits<PushMessagingAPIFactory>;
 
-  WebNavigationAPIFactory();
-  virtual ~WebNavigationAPIFactory();
+  PushMessagingAPIFactory();
+  virtual ~PushMessagingAPIFactory();
 
   // ProfileKeyedServiceFactory implementation.
   virtual ProfileKeyedService* BuildServiceInstanceFor(
       Profile* profile) const OVERRIDE;
   virtual bool ServiceIsCreatedWithProfile() const OVERRIDE;
   virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
 };
 
 }  // namespace extensions
 
-#endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_FACTORY_H_
+#endif  // CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_API_FACTORY_H_