deps/v8/src/js/i18n.js
function defineWECProperty(object, property, value) {
  %object_define_property(object, property, {value: value,
                                             writable: true,
                                             enumerable: true,
                                             configurable: true});
}
function defineWECProperty(object, property, value) {
  %object_define_property(object, property, {value: value,
                                             writable: true,
                                             enumerable: true,
                                             configurable: true});
}
Defines a property and sets writable, enumerable and configurable to true.