653 function Delete(obj, p, should_throw) {  argument
659   } else if (should_throw) {
668 function DefineProxyProperty(obj, p, attributes, should_throw) {  argument
675     if (should_throw) {
687 function DefineObjectProperty(obj, p, desc, should_throw) {  argument
695     if (should_throw) {
725         if (should_throw) {
735           if (should_throw) {
744             if (should_throw) {
752             if (should_throw) {
762             if (should_throw) {
769             if (should_throw) {
852 function DefineArrayProperty(obj, p, desc, should_throw) {  argument
862       return DefineObjectProperty(obj, "length", desc, should_throw);
870       if (should_throw) {
909     threw = !DefineObjectProperty(obj, "length", desc, should_throw) || threw;
918       if (should_throw) {
943         if (should_throw) {
961   return DefineObjectProperty(obj, p, desc, should_throw);
966 function DefineOwnProperty(obj, p, desc, should_throw) {  argument
972     return DefineProxyProperty(obj, p, attributes, should_throw);
974     return DefineArrayProperty(obj, p, desc, should_throw);
976     return DefineObjectProperty(obj, p, desc, should_throw);