Don't throttle slow loading image animations.
<rdar://problem/17490712>
Created attachment 234439 [details] patch
Comment on attachment 234439 [details] patch Does this file throttling on OS X too?
(In reply to comment #3) > (From update of attachment 234439 [details]) > Does this file throttling on OS X too? Yeh,
https://trac.webkit.org/r170830