* gcc-interface/gigi.h (build_call_alloc_dealloc): Update comment.
	* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Pass correct
	arguments to build_allocator.
	* gcc-interface/utils2.c (build_call_alloc_dealloc): Update comment.
	Remove code handling special allocator and assert its uselessness.

From-SVN: r146671