net: remove dead code

bsd/sys/netinet/tcp_timer.cc

@@ -684,24 +684,3 @@ tcp_timer_active(struct tcpcb *tp, int timer_type)
 		}
 	return callout_active(t_callout);
 }
-
-#define	ticks_to_msecs(t)	(1000*(t) / hz)
-
-void
-tcp_timer_to_xtimer(struct tcpcb *tp, struct tcp_timer *timer, struct xtcp_timer *xtimer)
-{
-	bzero(xtimer, sizeof(struct xtcp_timer));
-	if (timer == NULL)
-		return;
-	if (callout_active(&timer->tt_delack))
-		xtimer->tt_delack = ticks_to_msecs(timer->tt_delack.c_time - bsd_ticks);
-	if (callout_active(&timer->tt_rexmt))
-		xtimer->tt_rexmt = ticks_to_msecs(timer->tt_rexmt.c_time - bsd_ticks);
-	if (callout_active(&timer->tt_persist))
-		xtimer->tt_persist = ticks_to_msecs(timer->tt_persist.c_time - bsd_ticks);
-	if (callout_active(&timer->tt_keep))
-		xtimer->tt_keep = ticks_to_msecs(timer->tt_keep.c_time - bsd_ticks);
-	if (callout_active(&timer->tt_2msl))
-		xtimer->tt_2msl = ticks_to_msecs(timer->tt_2msl.c_time - bsd_ticks);
-	xtimer->t_rcvtime = ticks_to_msecs(bsd_ticks - tp->t_rcvtime);
-}