aType.AssignWithConversion("select-one");
aType.Assign(NS_LITERAL_STRING("select-one"));
nsHTMLSelectElement::GetType(nsString& aType){  PRBool isMultiple;  nsresult result = NS_OK;  result = GetMultiple(&isMultiple);  if (NS_OK == result) {    if (isMultiple) {      aType.AssignWithConversion("select-multiple");    }    else {      aType.AssignWithConversion("select-one");    }  }    return NS_OK;}