[Webkit-unassigned] [Bug 236155] PerformanceObserver should work with {type: 'paint', buffered: true }

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Feb 9 09:58:57 PST 2022


https://bugs.webkit.org/show_bug.cgi?id=236155

--- Comment #6 from Noam Rosenthal <noam at webkit.org> ---
(In reply to Andrew Scheuermann from comment #5)
> To clarify, the "Steps to reproduce" show a PerformanceObserver that is
> created with {type: 'paint', buffered: true}. The presence of the buffered
> parameter means that the PerformanceObserver callback should invoke with
> paint entries that occurred ~before~ the observer is added.
> 
> You can reproduce this buffered behavior on Chrome, Firefox, Opera, and Edge
> by copying in the code at any time after the initial paint occurs.
> 
> 
> I've updated the bug description to "PerformanceObserver should work with
> {type: 'paint', buffered: true }"
> 
> https://developer.mozilla.org/en-US/docs/Web/API/PerformanceObserver/
> observe#parameters

Ah. I think this is a dup of https://bugs.webkit.org/show_bug.cgi?id=225305

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