* ada-lang.c (packed_array_type): Rename to...

    * ada-lang.c (packed_array_type): Rename to...
        (constrained_packed_array_type): ...and update comment.
        (decode_packed_array, decode_constrained_packed_array): Ditto.
        (decode_packed_array_type, decode_constrained_packed_array_type):
        Ditto.
        (ada_is_constrained_packed_array_type): New function.
        (ada_is_unconstrained_packed_array_type): New function.
        (decode_packed_array_bitsize): New function, extracted from
        decode_packed_array_type.
        (ada_type_of_array): Add support for unconstrained packed arrays.
        (ada_coerce_to_simple_array_ptr, ada_coerce_to_simple_array)
        (ada_array_bound_from_type, ada_array_bound, ada_array_length)
        (ada_prefer_type, to_fixed_array_type, ada_evaluate_subexp): Resync.
        * ada-lang.h (ada_is_packed_array_type,
        ada_is_constrained_packed_array_type): Renaming.
        * ada-valprint.c (ada_val_print_1): Resync.
        * ada-typeprint.c (print_array_type, ada_print_type): Resync.