Make pipe work again

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@452 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_center.c

@@ -373,7 +373,13 @@ DOT }
 DOT pipe -> DONE
  */
 
-static void cnt_pipe(struct worker *w, struct sess *sp) { (void)w; (void)sp; INCOMPL(); }
+static void
+cnt_pipe(struct worker *w, struct sess *sp)
+{
+
+	PipeSession(w, sp);
+	sp->step = STP_DONE;
+}
 
 
 /*--------------------------------------------------------------------