[MediaRouter] Add implementation of PresentationServiceDelegate

chrome/browser/media/router/media_router_impl_factory.h

 // Copyright 2015 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_MEDIA_ROUTER_MEDIA_ROUTER_IMPL_FACTORY_H_
 #define CHROME_BROWSER_MEDIA_ROUTER_MEDIA_ROUTER_IMPL_FACTORY_H_
 
 #include "base/memory/singleton.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
+#include "chrome/browser/media/router/media_router_impl.h"

[mark a. foltz, 2015/05/14 22:20:44]

This file is no longer necessary with Kevin's changes.

[haibinlu, 2015/05/15 23:32:29]

Done.

 
 namespace content {
 class BrowserContext;
 }  // namespace content
 
 namespace media_router {
 
-class MediaRouterImpl;
-
 // A factory that returns a MediaRouter object for a given BrowserContext,
 // creating one lazily if needed.
 class MediaRouterImplFactory : public BrowserContextKeyedServiceFactory {
  public:
   static MediaRouterImpl* GetMediaRouterForBrowserContext(
       content::BrowserContext* context);
   static MediaRouterImplFactory* GetInstance();
 
  private:
   friend struct DefaultSingletonTraits<MediaRouterImplFactory>;
 
   MediaRouterImplFactory();
   ~MediaRouterImplFactory() override;
 
   // BrowserContextKeyedBaseFactory
   KeyedService* BuildServiceInstanceFor(
       content::BrowserContext* context) const override;
   content::BrowserContext* GetBrowserContextToUse(
       content::BrowserContext* context) const override;
 
   DISALLOW_COPY_AND_ASSIGN(MediaRouterImplFactory);
 };
 
 }  // namespace media_router
 
 #endif  // CHROME_BROWSER_MEDIA_ROUTER_MEDIA_ROUTER_IMPL_FACTORY_H_