Implement media cast buttons

Source/platform/graphics/media/MediaPlayer.h

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 49 matching lines @@
     // the media file duration has changed, or is now known
     virtual void mediaPlayerDurationChanged() = 0;
 
     // the play/pause status changed
     virtual void mediaPlayerPlaybackStateChanged() = 0;
 
     virtual void mediaPlayerRequestFullscreen() = 0;
 
     virtual void mediaPlayerRequestSeek(double) = 0;
 
+    virtual void mediaPlayerRemoteRouteAvailabilityChanged(bool) = 0;

[acolwell GONE FROM CHROMIUM, 2014/08/05 19:36:34]

nit: New methods should not be added to this interface because it is going away.
Please use mediaElement() directly in WebMediaPlayerClientImpl and make the
method names match the names you use for WebMediaPlayerClient.

[aberent, 2014/08/22 14:08:34]

Done.

+
+    virtual void mediaPlayerConnectedToRemoteDevice() = 0;
+
+    virtual void mediaPlayerDisconnectedFromRemoteDevice() = 0;
+
     // The URL for video poster image.
     // FIXME: Remove this when WebMediaPlayerClientImpl::loadInternal does not depend on it.
     virtual KURL mediaPlayerPosterURL() = 0;
 
 // Presentation-related methods
     // a new frame of video is available
     virtual void mediaPlayerRepaint() = 0;
 
     // the movie size has changed
     virtual void mediaPlayerSizeChanged() = 0;
@@ skipping 14 matching lines @@
     static PassOwnPtr<MediaPlayer> create(MediaPlayerClient*);
     static void setMediaEngineCreateFunction(CreateMediaEnginePlayer);
 
     static double invalidTime() { return -1.0; }
 
     MediaPlayer() { }
     virtual ~MediaPlayer() { }
 
     virtual void load(blink::WebMediaPlayer::LoadType, const String& url, blink::WebMediaPlayer::CORSMode) = 0;
 
+    virtual void requestRemotePlayback() = 0;

[acolwell GONE FROM CHROMIUM, 2014/08/05 19:36:35]

nit: New methods should not be added to this interface. It is going away.
HTMLMediaElement should call the WebMediaPlayer directly.

[aberent, 2014/08/22 14:08:34]

Done.

+    virtual void requestRemotePlaybackControl() = 0;
+
     enum Preload { None, MetaData, Auto };
     virtual void setPreload(Preload) = 0;
 
 #if ENABLE(WEB_AUDIO)
     virtual AudioSourceProvider* audioSourceProvider() = 0;
 #endif
     virtual blink::WebMediaPlayer* webMediaPlayer() const = 0;
 };
 
 }
 
 #endif // MediaPlayer_h