Remove duplicated headers from core/

Source/core/html/HTMLMediaElement.cpp

 /*
  * 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 52 matching lines @@
 #include "core/rendering/RenderVideo.h"
 #include "core/rendering/RenderView.h"
 #include "modules/mediastream/MediaStreamRegistry.h"
 #include "platform/ContentType.h"
 #include "platform/Language.h"
 #include "platform/Logging.h"
 #include "platform/MIMETypeFromURL.h"
 #include "platform/MIMETypeRegistry.h"
 #include "platform/NotImplemented.h"
 #include "platform/UserGestureIndicator.h"
-#include "platform/graphics/media/MediaPlayer.h"
 #include "platform/weborigin/SecurityOrigin.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebInbandTextTrack.h"
 #include "wtf/CurrentTime.h"
 #include "wtf/MathExtras.h"
 #include "wtf/NonCopyingSort.h"
 #include "wtf/Uint8Array.h"
 #include "wtf/text/CString.h"
 
 #if ENABLE(WEB_AUDIO)
@@ skipping 3807 matching lines @@
 {
     scheduleLayerUpdate();
 }
 
 bool HTMLMediaElement::isInteractiveContent() const
 {
     return fastHasAttribute(controlsAttr);
 }
 
 }