nsHTMLOptionCollection::SetLength(PRUint32 aLength)
nsHTMLSelectElement::SetLength(PRUint32 aLength)
nsHTMLOptionCollection::SetLength(PRUint32 aLength){  nsresult result = NS_ERROR_UNEXPECTED;  if (mSelect) {    if (mDirty) {      GetOptions();    }      result = mSelect->SetLength(aLength);  }  return result;  }