nsString& aResult) const
nsAWritableString& aResult) const
nsHTMLFrameElement::AttributeToString(nsIAtom* aAttribute,                                      const nsHTMLValue& aValue,                                      nsString& aResult) const{  if (aAttribute == nsHTMLAtoms::frameborder) {    nsGenericHTMLElement::FrameborderValueToString(PR_FALSE, aValue, aResult);    return NS_CONTENT_ATTR_HAS_VALUE;  }   else if (aAttribute == nsHTMLAtoms::scrolling) {    nsGenericHTMLElement::ScrollingValueToString(PR_FALSE, aValue, aResult);    return NS_CONTENT_ATTR_HAS_VALUE;  }  return mInner.AttributeToString(aAttribute, aValue, aResult);}