[Webkit-unassigned] [Bug 184307] CustomElements are not always properly upgraded when created via innerHTML

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=184307

--- Comment #8 from Ryosuke Niwa <rniwa at webkit.org> ---
(In reply to Frédéric Wang (:fredw) from comment #7)
> (In reply to Ryosuke Niwa from comment #6)
> > Huh, there is a bunch of bugs here but one of the primary issue here is that
> > innerHTML is synchronously constructing custom elements. I don't think we're
> > supposed to do that.
> 
> I think when setting innerHTML, the HTML fragment parsing algorithm is used
> so we should create an HTMLElement and enqueue an upgrade for later per
> https://html.spec.whatwg.org/multipage/parsing.html#create-an-element-for-
> the-token... This is what the patch on bug 183586 is supposed to do (see
> also bug 188190 for preliminary work).

That patch fixes this problem at the right place. I'll post a patch to fix it properly elsewhere.

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