Subject: bug#29206: Make xref-show-xrefs-function a defcustom

From: Dmitry Gutov <[email-masked]>
Date: Tue, 25 Jun 2019 02:36:21 +0300

On 24.06.2019 23:31, Lars Ingebrigtsen wrote:
> That was a year and a half ago -- what's your opinion now?

I'd be fine with it now. Though the surrounding code has changed a bit 
and the patch doesn't apply anymore.

The same change would need to be made for xref-show-definitions-function 
as well, I think.