NS_ENSURE_ARG_POINTER(lastFetched);
NS_ENSURE_ARG_POINTER(result);
nsCacheEntryInfo::GetLastFetched(PRUint32 * lastFetched){    NS_ENSURE_ARG_POINTER(lastFetched);    if (!mCacheEntry)  return NS_ERROR_NOT_AVAILABLE;    *lastFetched = mCacheEntry->LastFetched();    return NS_OK;}