| document.all works as superclass.prototype, but not as superclass | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS testAsSuperclassPrototype() is true | |
| PASS class Foo extends document.all {} threw exception TypeError: The superclass is not a constructor.. | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |