func (c *gossipChannel) SendDown(conn Connection, data GossipData) {
	c.senderFor(conn).Send(data)
}
func (c *gossipChannel) SendDown(conn Connection, data GossipData) {
	c.senderFor(conn).Send(data)
}
func ( c * gossipChannel ) SendDown ( conn Connection , data GossipData ) { c . senderFor ( conn ) . Send ( data ) }
// SendDown relays data into the channel topology via conn.
SendDown relays data into the channel topology via conn .