[webkit-reviews] review requested: [Bug 20180] Matching :nth-child selectors is slow : [Attachment 23432] Enable an existing optimization that wasn't being triggered

[bugzilla-daemon at webkit.org]

David Smith <catfish.man at gmail.com> has asked  for review:
Bug 20180: Matching :nth-child selectors is slow
https://bugs.webkit.org/show_bug.cgi?id=20180

Attachment 23432: Enable an existing optimization that wasn't being triggered
https://bugs.webkit.org/attachment.cgi?id=23432&action=edit

------- Additional Comments from David Smith <catfish.man at gmail.com>
Slightly more than a 2x speedup (testing with the other patches applied).