gdb/149: Update ALPHA so that it uses ``struct frame_extra_info''

[ac131313@cygnus.com]

>Number:         149
>Category:       gdb
>Synopsis:       Update ALPHA so that it uses ``struct frame_extra_info''
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    unassigned
>State:          open
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Fri Jul 06 20:18:04 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     ac131313@cygnus.com
>Release:        unknown-1.0
>Organization:
>Environment:

>Description:
Update ALPHA so that it uses ``struct frame_extra_info'' instead of
EXTRA_FRAME_INFO.

This is a barrier to replacing mips_extra_func_info with something
that works with multi-arch.
>How-To-Repeat:

>Fix:

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