bug#22947: 25.0.92; xref-find-definitions fails for Perl & etags

[Eli Zaretskii]

> Cc: 22947@debbugs.gnu.org
> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Thu, 10 Mar 2016 15:36:58 +0200
> 
> So we need to generate unqualified tag names, in addition to (or simply 
> instead of) the qualified ones like the above.

So which one is better: both unqualified and qualified, or just
unqualified?

What symbol does xref pick up in a Perl buffer, when we have a
qualified name at point?