nnheader-cancel-function-timers
nnheader-cancel-function-timers is an alias for `cancel-function-timers' in `nnheader.el
'.
(nnheader-cancel-function-timers FUNCTION)
Cancel all timers which would run FUNCTION.
This affects ordinary timers such as are scheduled by `run-at-time',
and idle timers such as are scheduled by `run-with-idle-timer'.