Correct previous dual key logic pending first delivery installment.
1 var x = new ArrayBuffer(2);
3 var test = function(newProto) {
5 x.__proto__ = newProto;
12 assertEq(test(x), true);
13 assertEq(test({}), true);
14 assertEq(test(null), true);
16 reportCompare(true, true);