examples/chat: Use new listen/dial API

examples/chat/server/main.go

@@ -28,7 +28,7 @@ func main() {
 func host(address string, certPath, keyPath string) error {
 	keyPair, err := tls.LoadX509KeyPair(certPath, keyPath)
 	if err != nil { return err }
-	listener, err := hopp.ListenTLS("tcp", address, &tls.Config {
+	listener, err := hopp.Listen("tls", address, &tls.Config {
 		InsecureSkipVerify: true,
 		Certificates: []tls.Certificate { keyPair },
 	})
@@ -60,11 +60,11 @@ func (this *client) run() {
 	for {
 		log.Println("accepting transaction")
 		trans, err := this.conn.AcceptTrans()
-		log.Println("accepted transaction")
 		if err != nil {
 			log.Printf("XXX %v failed: %v", this.conn.RemoteAddr(), err)
 			return
 		}
+		log.Println("accepted transaction")
 		go this.runTrans(trans)
 	}
 }