FS-3152 --resolve dup_dest was being overwritten by switch_split_user_domain

src/mod/endpoints/mod_sofia/sofia_presence.c

@@ -195,16 +195,10 @@ switch_status_t sofia_presence_chat_send(const char *proto, const char *from, co
 		}
 
 
-		if (dst->route_uri) {
-			remote_host = strdup(dst->route_uri);
+		remote_host = strdup(dup_dest);
 		if (!zstr(remote_host)) {
 			switch_split_user_domain(remote_host, NULL, &remote_ip);
 		}
-		}
-
-		if (zstr(remote_ip)) {
-			switch_split_user_domain(dup_dest, NULL, &remote_ip);
-		}
 
 		if (!zstr(remote_ip) && sofia_glue_check_nat(profile, remote_ip)) {
 			char *ptr = NULL;