From Kevin Buettner <kevinb@redhat.com>:
* ui-out.h (make_cleanup_ui_out_table_begin_end): New function.
* ui-out.c (make_cleanup_ui_out_table_begin_end)
(do_cleanup_table_end): New functions.
* breakpoint.c (print_it_typical, print_one_breakpoint, mention):
Use cleanups to invoke_ui_out_tuple_end().
(breakpoint_1): Use cleanup to invoke ui_out_table_end().
* cli/cli-setshow.c (cmd_show_list): Use
make_cleanup_ui_out_tuple_begin_end.