Remove some isPresentationAttribute implementations

Source/core/html/HTMLTableCaptionElement.cpp

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 25 matching lines @@
     : HTMLElement(captionTag, document)
 {
     ScriptWrappable::init(this);
 }
 
 PassRefPtr<HTMLTableCaptionElement> HTMLTableCaptionElement::create(Document& document)
 {
     return adoptRef(new HTMLTableCaptionElement(document));
 }
 
-bool HTMLTableCaptionElement::isPresentationAttribute(const QualifiedName& name) const
-{
-    if (name == alignAttr)
-        return true;
-    return HTMLElement::isPresentationAttribute(name);
-}
-
 void HTMLTableCaptionElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style)
 {
     if (name == alignAttr) {
         if (!value.isEmpty())
             addPropertyToPresentationAttributeStyle(style, CSSPropertyCaptionSide, value);
     } else
         HTMLElement::collectStyleForPresentationAttribute(name, value, style);
 }
 
 }