toolkitchen/ShadowDOM — pull request #60 by arv (2013-03-29 14:45:39+00:00)
Title: Chai assert.instanceOf fails because it does a toString on MouseEvent.

The reason why it fails in the polyfill is that we copy the native
`MouseEvent.toString` to `WrapperMouseEvent.toString` and that function is not
generic.

https://github.com/toolkitchen/ShadowDOM/issues/59