[webkit-reviews] review requested: [Bug 101821] Track subframe count to avoid traversing the tree when there's no subframes : [Attachment 183339] Patch

[bugzilla-daemon at webkit.org]

Elliott Sprehn <esprehn at chromium.org> has asked  for review:
Bug 101821: Track subframe count to avoid traversing the tree when there's no
subframes
https://bugs.webkit.org/show_bug.cgi?id=101821

Attachment 183339: Patch
https://bugs.webkit.org/attachment.cgi?id=183339&action=review