Remove bfd_elf_discard_group?

[Nick Clifton]

Hi Ben,

> 2005-01-31  Ben Elliston  <bje@au.ibm.com>
> 
> 	* elf-bfd.h (bfd_elf_discard_group): Remove.
> 	* elf.c (bfd_elf_discard_group): Likewise.
> 	* elfxx-target.h (bfd_elfNN_bfd_discard_group): Remove macro.

Approved - please apply.

Cheers
   Nick