4 var proto
= Object
.create(HTMLElement
.prototype);
5 proto
.createdCallback = function () {
6 if (this.id
== 'abortIt') {
7 window
.parent
.checkLater();
8 var e
= window
.frameElement
9 e
.parentNode
.removeChild(e
);
13 var ctor
= document
.registerElement('x-a', {prototype: proto
});
18 <x-a id=
"abortIt"></x-a>