bug#20489: 25.0.50; next-error-find-buffer chooses non-current buffer without good reason

[Eli Zaretskii]

> Cc: Eli Zaretskii <eliz@gnu.org>
> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Mon, 22 Feb 2016 02:01:21 +0200
> 
> Now that the xref window is more "persistent", could you try 
> uncommenting the relevant lines in xref--xref-buffer-mode, and see if 
> the situation has improved here?

Will do.  To make this more efficient, can you suggest what situations
to try?

Thanks.