Fyrd/caniuse — pull request #204 by MailYouLater (2013-05-22 17:15:05+00:00)
Title: Added Polyfill for Firefox 3.5-21 support.

While Firefox 22 is just around the corner there has been a polyfill around for a while, and now that I know of CanIUse I thought it should be added to the list.