PRInt32& aHint) const
nsChangeHint& aHint) const
nsHTMLHRElement::GetMappedAttributeImpact(const nsIAtom* aAttribute, PRInt32 aModType,                                          PRInt32& aHint) const{  if (aAttribute == nsHTMLAtoms::noshade) {    aHint = NS_STYLE_HINT_VISUAL;  }  else if ((aAttribute == nsHTMLAtoms::align) ||             (aAttribute == nsHTMLAtoms::width) ||             (aAttribute == nsHTMLAtoms::size)) {    aHint = NS_STYLE_HINT_REFLOW;  }  else if (!GetCommonMappedAttributesImpact(aAttribute, aHint)) {    aHint = NS_STYLE_HINT_CONTENT;  }  return NS_OK;}