OptionalmaxOldest position update the clock accepts, in milliseconds between
hostTime and arrival. Older updates, and those that look older or newer
than possible because the system time was changed in between, are
ignored. Defaults to 1000.
OptionalmonotonicMonotonic clock in milliseconds; defaults to performance.now.
OptionalnowWall clock in Unix milliseconds; defaults to Date.now.
OptionalresyncDifference in seconds between an update and the estimate above which the
update replaces the estimate (a resync change) instead of nudging it.
Defaults to 0.25.
Options of PlaybackClock.