Throttle / Align DOM Timers in cross-origin iframes to 30fps unless the user has interacted with them, in order to reduce power use.
<rdar://problem/31506444>
Created attachment 306528 [details] WIP Patch
Created attachment 306531 [details] Patch
Created attachment 306533 [details] Patch
Comment on attachment 306533 [details] Patch Clearing flags on attachment: 306533 Committed r215116: <http://trac.webkit.org/changeset/215116>
All reviewed patches have been landed. Closing bug.