[webkit-reviews] review requested: [Bug 64201] Composited fixed position layers have an incorrect overlap map entry : [Attachment 144633] Patch

[bugzilla-daemon at webkit.org]

Adrienne Walker <enne at google.com> has asked  for review:
Bug 64201: Composited fixed position layers have an incorrect overlap map entry
https://bugs.webkit.org/show_bug.cgi?id=64201

Attachment 144633: Patch
https://bugs.webkit.org/attachment.cgi?id=144633&action=review