Run keyboard-animated scrolls on the scrolling thread
Created attachment 445330 [details] Patch
Committed r286276 (244637@main): <https://commits.webkit.org/244637@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 445330 [details].
<rdar://problem/85843109>
*** Bug 220767 has been marked as a duplicate of this bug. ***