[webkit-reviews] review requested: [Bug 13544] REGRESSION (r21120): Member profile frame not erased at Yahoo! Answers : [Attachment 14272] Repaint layers becoming invisible even if they also need layout

[bugzilla-daemon at webkit.org]

mitz at webkit.org has asked  for review:
Bug 13544: REGRESSION (r21120): Member profile frame not erased at Yahoo!
Answers
http://bugs.webkit.org/show_bug.cgi?id=13544

Attachment 14272: Repaint layers becoming invisible even if they also need
layout
http://bugs.webkit.org/attachment.cgi?id=14272&action=edit

------- Additional Comments from mitz at webkit.org
Includes change log and repaint test.