bug#62417: ; Regression: 59ecf25fc860 is the first bad commit

[Eli Zaretskii]

> From: João Távora <joaotavora@gmail.com>
> Cc: philipk@posteo.net,  62417@debbugs.gnu.org
> Date: Mon, 27 Mar 2023 13:06:06 +0100
> 
> > Please install on emacs-29, and thanks.
> 
> Done. I took the liberty of pushing this additional change to the patch
> I showed, which is essential to make this work.  I had forgotten to show
> it.  Unless there are objections, we can close this bug.

I don't understand why is it essential, since buffer-match-p accepts
both buffers and their names.  Please explain.  (And I wish you
explained this before pushing, since there's no special rush anyway.)