Summary:
It is unlikely but possible that the crash T94864568 is caused by a TouchEvent being initialized with a null MotionEvent. Regardless, we should guard against this case.
Changelog: [Internal]
Reviewed By: ShikaSD
Differential Revision: D29594750
fbshipit-source-id: 3a409b716a9f1eec8017002ae7e23273677e53ba