CLEANUP: proxy: remove the now unused pause_proxies() and resume_proxies()

They're not used anymore, delete them before someone thinks about using
them again!
diff --git a/include/haproxy/proxy.h b/include/haproxy/proxy.h
index 043ffe6..a33ed26 100644
--- a/include/haproxy/proxy.h
+++ b/include/haproxy/proxy.h
@@ -44,8 +44,6 @@
 int pause_proxy(struct proxy *p);
 int resume_proxy(struct proxy *p);
 void stop_proxy(struct proxy *p);
-void pause_proxies(void);
-void resume_proxies(void);
 int  stream_set_backend(struct stream *s, struct proxy *be);
 
 const char *proxy_cap_str(int cap);
diff --git a/src/proxy.c b/src/proxy.c
index 7d256c6..7b000bb 100644
--- a/src/proxy.c
+++ b/src/proxy.c
@@ -1371,73 +1371,6 @@
 	return 1;
 }
 
-/*
- * This function temporarily disables listening so that another new instance
- * can start listening. It is designed to be called upon reception of a
- * SIGTTOU, after which either a SIGUSR1 can be sent to completely stop
- * the proxy, or a SIGTTIN can be sent to listen again.
- */
-void pause_proxies(void)
-{
-	int err;
-	struct proxy *p;
-	struct peers *prs;
-
-	err = 0;
-	p = proxies_list;
-	tv_update_date(0,1); /* else, the old time before select will be used */
-	while (p) {
-		err |= !pause_proxy(p);
-		p = p->next;
-	}
-
-	prs = cfg_peers;
-	while (prs) {
-		if (prs->peers_fe)
-			err |= !pause_proxy(prs->peers_fe);
-		prs = prs->next;
-        }
-
-	if (err) {
-		ha_warning("Some proxies refused to pause, performing soft stop now.\n");
-		send_log(p, LOG_WARNING, "Some proxies refused to pause, performing soft stop now.\n");
-		soft_stop();
-	}
-}
-
-
-/*
- * This function reactivates listening. This can be used after a call to
- * sig_pause(), for example when a new instance has failed starting up.
- * It is designed to be called upon reception of a SIGTTIN.
- */
-void resume_proxies(void)
-{
-	int err;
-	struct proxy *p;
-	struct peers *prs;
-
-	err = 0;
-	p = proxies_list;
-	tv_update_date(0,1); /* else, the old time before select will be used */
-	while (p) {
-		err |= !resume_proxy(p);
-		p = p->next;
-	}
-
-	prs = cfg_peers;
-	while (prs) {
-		if (prs->peers_fe)
-			err |= !resume_proxy(prs->peers_fe);
-		prs = prs->next;
-        }
-
-	if (err) {
-		ha_warning("Some proxies refused to resume, a restart is probably needed to resume safe operations.\n");
-		send_log(p, LOG_WARNING, "Some proxies refused to resume, a restart is probably needed to resume safe operations.\n");
-	}
-}
-
 /* Set current stream's backend to <be>. Nothing is done if the
  * stream already had a backend assigned, which is indicated by
  * s->flags & SF_BE_ASSIGNED.