[Bug 23669] [Custom]: "leftView" type of callbacks should not be called on "this document has a browsing context"

https://www.w3.org/Bugs/Public/show_bug.cgi?id=23669

--- Comment #3 from Tetsuharu OHZEKI <ohzeki-tetsuharu@mitsue.co.jp> ---
(In reply to Dimitri Glazkov from comment #1)
> This is intentional. "leftView" is only called when the element's document
> changes, not when the document changes itself.
> 
> One motivation here is avoid slowing down destruction of the document by
> invoking a bunch of callbacks on its elements.
> 
> If you have a specific use case that you feel needs to be address, please
> reopen the bug and post it here :)

Ah, I have the one more question about it. Will "leftView" not be called when
"unload" event is dispatched on the element's document? I feel that this spec
avoids it intentionally from your comment.

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Received on Monday, 11 November 2013 04:38:34 UTC