Revert "Restore correct behavior of 0.3.0.4-rc with bridges+ipv6-min"

This reverts commit 5298ab59170be74aed20e04e5378ec66eef6476e.

src/or/entrynodes.c

@@ -3365,14 +3365,7 @@ guard_selection_have_enough_dir_info_to_build_circuits(guard_selection_t *gs)
    * guards in our list, since these are the guards that we typically use for
    * circuits. */
   num_primary_to_check = get_n_primary_guards_to_use(GUARD_USAGE_TRAFFIC);
-  /*
-    We had added this to try to guarantee that we'd not normally try a guard
-    without a descriptor, even if we didn't use the first guard.  But it led
-    to problems with the chutney bridges+ipv6-min test.  A better solution is
-    needed.
-
-    num_primary_to_check++;
-  */
+  num_primary_to_check++;
 
   SMARTLIST_FOREACH_BEGIN(gs->primary_entry_guards, entry_guard_t *, guard) {
     entry_guard_consider_retry(guard);