PaintTiming causes about 4% regression in the MotionMark sub-tests: Multiply and Focus. Do disable it for now.
Created attachment 421004 [details]
Committed r273207: <https://commits.webkit.org/r273207>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 421004 [details].
I believe that the root cause is fixed here: https://trac.webkit.org/changeset/273220/webkit
I don't have the means to test the effect on MotionMark result, as locally it doesn't produce consistent results for me.
Said, Can you or someone else with access to the consistent testing environment help make sure that this is true and perhaps revert this patch?
Re-enabling via bug 222250.