NS_ENSURE_ARG_POINTER(aLastFetched); *aLastFetched = mDiskEntry->mLastFetched;
*aLastFetched = mMetaDataFile.mLastFetched;
NS_IMETHODIMP nsDiskCacheEntryInfo::GetLastFetched(PRUint32 *aLastFetched){    NS_ENSURE_ARG_POINTER(aLastFetched);    *aLastFetched = mDiskEntry->mLastFetched;    return NS_OK;}