664 function Delete(obj, p, should_throw) {  argument
670   } else if (should_throw) {
679 function DefineProxyProperty(obj, p, attributes, should_throw) {  argument
683     if (should_throw) {
695 function DefineObjectProperty(obj, p, desc, should_throw) {  argument
706     if (should_throw) {
736         if (should_throw) {
746           if (should_throw) {
755             if (should_throw) {
763             if (should_throw) {
773             if (should_throw) {
780             if (should_throw) {
853 function DefineArrayProperty(obj, p, desc, should_throw) {  argument
862       return DefineObjectProperty(obj, "length", desc, should_throw);
870       if (should_throw) {
889     if (!DefineObjectProperty(obj, "length", desc, should_throw) || threw) {
890       if (should_throw) {
906       if (should_throw) {
919   return DefineObjectProperty(obj, p, desc, should_throw);
924 function DefineOwnProperty(obj, p, desc, should_throw) {  argument
927     return DefineProxyProperty(obj, p, attributes, should_throw);
929     return DefineArrayProperty(obj, p, desc, should_throw);
931     return DefineObjectProperty(obj, p, desc, should_throw);