[webkit-reviews] review requested: [Bug 108389] Elements that dynamically become fixed sometimes jump to the top left on scrolling : [Attachment 185590] Patch

[bugzilla-daemon at webkit.org]

Simon Fraser (smfr) <simon.fraser at apple.com> has asked	for review:
Bug 108389: Elements that dynamically become fixed sometimes jump to the top
left on scrolling
https://bugs.webkit.org/show_bug.cgi?id=108389

Attachment 185590: Patch
https://bugs.webkit.org/attachment.cgi?id=185590&action=review