* wrapper.h: Update copyright year. Properly wrap a few

* wrapper.h: Update copyright year.  Properly wrap a few
prototypes.
(struct gdb_wrapper_arguments): Remove forward declaration.
* wrapper.c: Update copyright year.  Include "ui-out.h".
(struct gdb_wrapper_arguments): Remove.
(struct captured_value_struct_elt_args): Remove.
(wrapper_parse_exp_1, wrap_evaluate_expression)
(wrap_value_fetch_lazy, wrap_value_equal, wrap_value_assign)
(wrap_value_subscript, wrap_value_ind, wrap_parse_and_eval_type)
(do_captured_value_struct_elf): Remove functions.
(gdb_parse_exp_1, gdb_evaluate_expression, gdb_value_fetch_lazy)
(gdb_value_equal, gdb_value_assign, gdb_value_subscript)
(gdb_value_ind, gdb_parse_and_eval_type, gdb_value_struct_elt):
Re-implement using TRY_CATCH.