add method
Implementation
void add(DVBackfill backfill, {DVBackfillThrottle? throttle}) {
_backfills[backfill.id] = backfill;
if (throttle != null) _throttles[backfill.id] = throttle;
}
void add(DVBackfill backfill, {DVBackfillThrottle? throttle}) {
_backfills[backfill.id] = backfill;
if (throttle != null) _throttles[backfill.id] = throttle;
}