errors.c: Update copyright date.

errors.c: Update copyright date.

        * errors.c: Update copyright date.
        (print_scope_operator): Add parenthesis.
        (print_left_paren): Likewise.
        (print_right_paren): Likewise.
        (print_left_bracket): Likewise.
        (print_right_bracket): Likewise.
        (print_template_argument_list_start): Likewise.
        (print_template_argument_list_end): Likewise.
        (print_non_consecutive_character): Likewise.
        (print_tree_identifier): Likewise.
        (print_identifier): Likewise.
        (NEXT_CODE): Uppercase macro parameter.
        (ident_fndecl): Delete unused.
        (GLOBAL_THING): Likewise.

From-SVN: r48599