aMapRuleFunc = &MapAttributesIntoRule;
if (mNodeInfo->Equals(nsHTMLAtoms::col)) { aMapRuleFunc = &ColMapAttributesIntoRule; } else { aMapRuleFunc = &MapAttributesIntoRule; }
nsHTMLTableColElement::GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const{  aMapRuleFunc = &MapAttributesIntoRule;  return NS_OK;}