803844 - can't use events as weakmap keys

Status: RESOLVED WORKSFORME

(Core :: JavaScript Engine, defect)

Description

[Mark S. Miller]

> var m = new WeakMap(); 
> var e = new MouseEvent('click'); 
> m.set(e, 1);
TypeError on line 3: cannot use the given object as a weak map key

See http://code.google.com/p/google-caja/issues/detail?id=1567

Comment 1

[Andrew McCreight [:mccr8]]

This should be mostly fixed in 22 now, by a combination of bug 777385, and the parts of bug 776864 that have landed already.  I think there are a few events that still need to be converted.

Comment 2

[Andrew McCreight [:mccr8]]

I think this should work now, please reopen if it does not...