[webkit-reviews] review requested: [Bug 88570] Cache RenderLayer::isRootLayer for better performance : [Attachment 146373] Proposed new caching.

[bugzilla-daemon at webkit.org]

Julien Chaffraix <jchaffraix at webkit.org> has asked  for review:
Bug 88570: Cache RenderLayer::isRootLayer for better performance
https://bugs.webkit.org/show_bug.cgi?id=88570

Attachment 146373: Proposed new caching.
https://bugs.webkit.org/attachment.cgi?id=146373&action=review