gdb/135: Move gdb_lasterr to ui_out?

[ac131313@cygnus.com]

>Number:         135
>Category:       gdb
>Synopsis:       Move gdb_lasterr to ui_out?
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    unassigned
>State:          open
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Fri Jul 06 20:08:02 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     ac131313@cygnus.com
>Release:        unknown-1.0
>Organization:
>Environment:

>Description:
Move gdb_lasterr to ui_out?

The way GDB throws errors and records them needs a re-think.  ui_out
handles the correct output well.  It doesn't resolve what to do with
output / error-messages when things go wrong.

>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: