func (nb *NotifyBundle) ClosedStream(n Network, s Stream) {
	if nb.ClosedStreamF != nil {
		nb.ClosedStreamF(n, s)
	}
}
func (nb *NotifyBundle) ClosedStream(n Network, s Stream) {
	if nb.ClosedStreamF != nil {
		nb.ClosedStreamF(n, s)
	}
}
func ( nb * NotifyBundle ) ClosedStream ( n Network , s Stream ) { if nb . ClosedStreamF != nil { nb . ClosedStreamF ( n , s ) } }
// ClosedStream calls ClosedStreamF if it is not null.
ClosedStream calls ClosedStreamF if it is not null .