Implement AudioTrack, AudioTrackList, VideoTrack, and VideoTrackList

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 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef MediaPlayer_h
 #define MediaPlayer_h
 
 #include "platform/PlatformExport.h"
 #include "platform/graphics/GraphicsTypes3D.h"
 #include "public/platform/WebMediaPlayer.h"
+#include "public/platform/WebMediaPlayerClient.h"

[acolwell GONE FROM CHROMIUM, 2014/05/12 18:23:11]

Why do we need this?

[philipj_slow, 2014/05/15 14:55:53]

blink::WebMediaPlayerClient::AudioTrackKind and ::VideoTrackKind are used in
HTMLMediaElement.h. I'll move the include to that header.

 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 class WebGraphicsContext3D;
 class WebContentDecryptionModule;
 class WebInbandTextTrack;
 class WebLayer;
 class WebMediaSource;
 }
@@ skipping 132 matching lines @@
 
 #if ENABLE(WEB_AUDIO)
     virtual AudioSourceProvider* audioSourceProvider() = 0;
 #endif
     virtual blink::WebMediaPlayer* webMediaPlayer() const = 0;
 };
 
 }
 
 #endif // MediaPlayer_h