[binutils-gdb] Add xmalloc_failed() function to common-utils.c in to avoid the need to link in libiberty's xmalloc code.

[sergiodj+buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT 51403f74d96cc69f391fbd31389a9153a230b431 ***

Author: Nick Clifton <nickc@redhat.com>
Branch: master
Commit: 51403f74d96cc69f391fbd31389a9153a230b431

Add xmalloc_failed() function to common-utils.c in to avoid the need to link in libiberty's xmalloc code.