[webkit-reviews] review requested: [Bug 80647] Invalidation issue when creating backing layer for fixed positioned element. : [Attachment 130920] Patch

[bugzilla-daemon at webkit.org]

David Reveman <reveman at chromium.org> has asked	for review:
Bug 80647: Invalidation issue when creating backing layer for fixed positioned
element.
https://bugs.webkit.org/show_bug.cgi?id=80647

Attachment 130920: Patch
https://bugs.webkit.org/attachment.cgi?id=130920&action=review