Don't lead http header

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@324 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_fetch.c

@@ -302,5 +302,7 @@ FetchSession(struct worker *w, struct sess *sp)
 	if (!sp->obj->cacheable)
 		HSH_Deref(sp->obj);
 
+	http_Delete(hp);
+
 	return (1);
 }