symbol.c: remove `mrb_sym_static_p()` function that no one use.
@@ -334,14 +334,6 @@ mrb_sym_name_len(mrb_state *mrb, mrb_sym sym, mrb_int *lenp)
#endif
}
-mrb_bool
-mrb_sym_static_p(mrb_state *mrb, mrb_sym sym)
-{
- if (SYMBOL_INLINE_P(sym)) return TRUE;
- if (sym > MRB_PRESYM_MAX) return FALSE;
- return TRUE;
-}
-
void
mrb_free_symtbl(mrb_state *mrb)
{
