PRInt32& aChangeHint)
nsChangeHint& aChangeHint)
PRBool CSSParserImpl::ParseAppearance(PRInt32& aErrorCode, nsCSSDeclaration* aDeclaration,                                       PRInt32& aChangeHint){  nsCSSValue appearance;  if (!ParseVariant(aErrorCode, appearance, VARIANT_HK, nsCSSProps::kAppearanceKTable))    return PR_FALSE;  if (ExpectEndProperty(aErrorCode, PR_TRUE))    aErrorCode = AppendValue(aDeclaration, eCSSProperty_appearance, appearance, aChangeHint);  else    return PR_FALSE;  return PR_TRUE;}