WebReflection

!function(Object, getPropertyDescriptor, getPropertyNames){
  // (C) WebReflection - Mit Style License
  if (!(getPropertyDescriptor in Object)) {
    var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
    Object[getPropertyDescriptor] = function getPropertyDescriptor(o, name) {
      var proto = o, descriptor;
      while (proto && !(
        descriptor = getOwnPropertyDescriptor(proto, name))
      ) proto = proto.__proto__;
      return descriptor;