nsHTMLOptionCollection::GetOptionIndex(nsIDOMHTMLOptionElement* aOption, PRInt32 aStartIndex, PRBool aForward, PRInt32* aIndex)
nsHTMLSelectElement::GetOptionIndex(nsIDOMHTMLOptionElement* aOption, PRInt32 aStartIndex, PRBool aForward, PRInt32* aIndex)
nsHTMLOptionCollection::GetOptionIndex(nsIDOMHTMLOptionElement* aOption,                                       PRInt32 aStartIndex,                                       PRBool aForward,                                       PRInt32* aIndex){  PRInt32 index;  // Make the common case fast  if (aStartIndex == 0 && aForward) {    index = mElements.IndexOf(aOption);    if (index == -1) {      return NS_ERROR_FAILURE;    }        *aIndex = index;    return NS_OK;  }  PRInt32 high = mElements.Count();  PRInt32 step = aForward ? 1 : -1;  for (index = aStartIndex; index < high && index > -1; index += step) {    if (mElements[index] == aOption) {      *aIndex = index;      return NS_OK;    }  }  return NS_ERROR_FAILURE;}