[Bug 21485] [Custom]: Consider possible candidates of element upgrade

https://www.w3.org/Bugs/Public/show_bug.cgi?id=21485

--- Comment #3 from Scott Miles <sjmiles@chromium.org> ---
> That's not compatible with the prototype chain reparenting UAs do in practice when transferring elements between documents, fwiw.

In that case, I don't see how we avoid completely tearing down the element and
then rebuilding it in the new document. IOW, shadow-dom and user
initializations wil vary by registration.

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Received on Monday, 1 April 2013 17:19:40 UTC