Remove dead code for reflected attributes on <audio>, <video> and <track>

Source/core/html/HTMLVideoElement.h

 /*
  * Copyright (C) 2007, 2008, 2009, 2010 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 20 matching lines @@
 namespace WebCore {
 
 class ExceptionState;
 class HTMLImageLoader;
 
 class HTMLVideoElement FINAL : public HTMLMediaElement {
 public:
     static PassRefPtr<HTMLVideoElement> create(Document& document) { return create(HTMLNames::videoTag, document, false); }
     static PassRefPtr<HTMLVideoElement> create(const QualifiedName&, Document&, bool);
 
-    unsigned width() const;
-    unsigned height() const;
-
     unsigned videoWidth() const;
     unsigned videoHeight() const;
 
     // Fullscreen
     void webkitEnterFullscreen(ExceptionState&);
     void webkitExitFullscreen();
     bool webkitSupportsFullscreen();
     bool webkitDisplayingFullscreen();
 
     // Statistics
@@ skipping 44 matching lines @@
 inline bool isHTMLVideoElement(const Element* element)
 {
     return element->hasTagName(HTMLNames::videoTag);
 }
 
 DEFINE_NODE_TYPE_CASTS(HTMLVideoElement, hasTagName(HTMLNames::videoTag));
 
 } //namespace
 
 #endif