[webkit-reviews] review requested: [Bug 165080] Composited negative z-index elements are hidden behind the body sometimes : [Attachment 295441] Patch

[bugzilla-daemon at webkit.org]

Simon Fraser (smfr) <simon.fraser at apple.com> has asked	for review:
Bug 165080: Composited negative z-index elements are hidden behind the body
sometimes
https://bugs.webkit.org/show_bug.cgi?id=165080

Attachment 295441: Patch

https://bugs.webkit.org/attachment.cgi?id=295441&action=review