No one used this code. It was horrible. We'll look at implementing the official W3C animation API if/when it is stable and if/when we like it. See https://bugs.webkit.org/show_bug.cgi?id=101660
<rdar://problem/12851163>
Created attachment 178665 [details] Patch
Oops. While there were no tests specific to this, I better check the Window tests.
Comment on attachment 178665 [details] Patch Attachment 178665 [details] did not pass win-ews (win): Output: http://queues.webkit.org/results/15257368
Committed r137243: <http://trac.webkit.org/changeset/137243>