[Webkit-unassigned] [Bug 197837] GraphicsLayer contentsVisible property miscomputed when using backing sharing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=197837

--- Comment #4 from Antti Koivisto <koivisto at iki.fi> ---
(In reply to Simon Fraser (smfr) from comment #3)
> Does the event region control whether an overflow scroll is interactive?

Yep.

> If
> so, then it sounds like we can remove these. But we need to make sure that
> the pointer-events and visibility properties are correctly reflected in
> event regions, and that event regions correctly disable interaction on
> UIScrollViews. More tests required!

Event regions do respect both visibility and pointer-events and has some testing for those too already.

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