Remove `mrb_ary_len` function. Use `RARRAY_LEN` instead.
@@ -276,14 +276,6 @@ MRB_API mrb_value mrb_ary_join(mrb_state *mrb, mrb_value ary, mrb_value sep);
*/
MRB_API mrb_value mrb_ary_resize(mrb_state *mrb, mrb_value ary, mrb_int new_len);
-static inline mrb_int
-mrb_ary_len(mrb_state *mrb, mrb_value ary)
-{
- (void)mrb;
- mrb_assert(mrb_array_p(ary));
- return RARRAY_LEN(ary);
-}
-
static inline mrb_value
ary_elt(mrb_value ary, mrb_int offset)
{
