NS_IF_RELEASE(kEventsAtom); NS_IF_RELEASE(kTargetsAtom);
nsXULContentUtils::~nsXULContentUtils(){    MOZ_COUNT_DTOR(RDF_nsXULContentUtils);#ifdef DEBUG_REFS    --gInstanceCount;    fprintf(stdout, "%d - RDF: nsXULContentUtils\n", gInstanceCount);#endif    if (--gRefCnt == 0) {        if (gRDF) {            nsServiceManager::ReleaseService(kRDFServiceCID, gRDF);            gRDF = nsnull;        }        NS_IF_RELEASE(gNameSpaceManager);    }}