[Bug 23250] No way with mutation observers to watch mutations to an element's parent

https://www.w3.org/Bugs/Public/show_bug.cgi?id=23250

--- Comment #5 from Olli Pettay <bugs@pettay.fi> ---
In gecko we have ancestor change internally, so it would be rather cheap ;)

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Received on Tuesday, 17 September 2013 17:36:50 UTC