This removes the remaining cleanups from compile-object-load.c.
gdb/ChangeLog
2018-09-18 Tom Tromey <tom@tromey.com>
* compile/compile-object-load.c (struct
link_hash_table_cleanup_data): Add constructor and destructor.
Use DISABLE_COPY_AND_ASSIGN.
(~link_hash_table_cleanup_data): Rename from
link_hash_table_free. Now a destructor.
(copy_sections): Use gdb::unique_xmalloc_ptr. Remove cleanups.