gdb/ChangeLog:
2015-02-27 Pedro Alves <palves@redhat.com>
* common/common-exceptions.h (exception_none): Declare.
* common/common-exceptions.c (exception_none): Moved from
exceptions.c.
(exceptions_state_mc_init): Use exception_none.
* exceptions.c (exception_none): Move to
common/common-exceptions.c.
* exceptions.h (exception_none): Move to
common/common-exceptions.h.