didExceedDeadline method Null safety

  1. @override
void didExceedDeadline()
override

Override to be notified when deadline is exceeded.

You must override this method or didExceedDeadlineWithEvent if you supply a deadline. Subclasses that override this method must not call super.didExceedDeadline().

Implementation

@override
void didExceedDeadline() {
  _checkDown();
}