NOT FOR LANDING Implement WebMediaSession

content/browser/media/android/browser_media_player_manager.h

 // Copyright 2013 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 CONTENT_BROWSER_MEDIA_ANDROID_BROWSER_MEDIA_PLAYER_MANAGER_H_
 #define CONTENT_BROWSER_MEDIA_ANDROID_BROWSER_MEDIA_PLAYER_MANAGER_H_
 
 #include <map>
 
 #include "base/callback.h"
@@ skipping 13 matching lines @@
 #include "url/gurl.h"
 
 namespace media {
 class DemuxerAndroid;
 }
 
 struct MediaPlayerHostMsg_Initialize_Params;
 
 namespace content {
 class BrowserDemuxerAndroid;
+class BrowserMediaSessionManager;
 #if !defined(USE_AURA)
 class ContentViewCore;
 #endif
 class ExternalVideoSurfaceContainer;
 class RenderFrameHost;
 class WebContents;
 
 // This class manages all the MediaPlayerAndroid objects.
 // It receives control operations from the the render process, and forwards
 // them to corresponding MediaPlayerAndroid object. Callbacks from
@@ skipping 149 matching lines @@
 
   // Helper method to start playback.
   void StartInternal(int player_id);
 
 #if defined(VIDEO_HOLE)
   void ReleasePlayerOfExternalVideoSurfaceIfNeeded(int future_player);
   void OnRequestExternalSurface(int player_id, const gfx::RectF& rect);
   void ReleaseExternalSurface(int player_id);
 #endif  // defined(VIDEO_HOLE)
 
+  BrowserMediaSessionManager* GetMediaSessionManager();
+
   RenderFrameHost* const render_frame_host_;
 
   // An array of managed players.
   ScopedVector<media::MediaPlayerAndroid> players_;
 
   typedef std::map<int, bool> ActivePlayerMap;
   // Players that have requested decoding resources. Even though resource is
   // requested, a player may be in a paused or error state and the manager
   // will release its resources later.
   ActivePlayerMap active_players_;
@@ skipping 19 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<BrowserMediaPlayerManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserMediaPlayerManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_MEDIA_ANDROID_BROWSER_MEDIA_PLAYER_MANAGER_H_