aResults->Clear(); ContentListItem* head = (ContentListItem*) PL_HashTableLookup(mResources, aResource);
aResults->Clear(); ContentListItem* item = NS_REINTERPRET_CAST(ContentListItem*, PL_HashTableLookup(mMap, (const PRUnichar *)nsPromiseFlatString(aID).get()));
    Find(nsIRDFResource* aResource, nsISupportsArray* aResults)    {        NS_PRECONDITION(mResources != nsnull, "not initialized");        if (! mResources)            return NS_ERROR_NOT_INITIALIZED;        aResults->Clear();        ContentListItem* head =            (ContentListItem*) PL_HashTableLookup(mResources, aResource);        while (head) {            aResults->AppendElement(head->mContent);            head = head->mNext;        }        return NS_OK;    }