- SCM bbm = me->get_object ("bounded-by-me");
- Grob_array *ga = unsmob<Grob_array> (bbm);
- if (!ga)
- return SCM_UNSPECIFIED;
-
- vector<Grob *> &array (ga->array_reference ());
-
- for (vsize i = array.size (); i--;)
- {
- Grob *g = array[i];
-
- if (!g || !g->is_live ())
- /* UGH . potentially quadratic. */
- array.erase (array.begin () + i);
- }
+ if (Grob_array *ga = unsmob<Grob_array> (me->get_object ("bounded-by-me")))
+ ga->filter (grob_is_live);