If this was intentional, it's not a big deal. You can reject this patch.

My use-package based workaround is quite simple (in case any one else ends
up here while searching):

(use-package browse-url
  :commands (browse-url-chrome)) ;
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=31828


On Thu, Jun 14, 2018 at 1:54 PM Eli Zaretskii <eliz@gnu.org> wrote:

> > From: Kaushal Modi <kaushal.modi@gmail.com>
> > Date: Thu, 14 Jun 2018 11:59:27 -0400
> > Cc: 31828@debbugs.gnu.org
> >
> > Then looking up in lisp/net/browse-url.el, I saw that all browse-url-*
> functions had an autoload except for
> > browse-url-chrome.
>
> No, not all of them.
>
> > So it looked like a clear oversight. Is that correct?
>
> I don't think it's an oversight.  Chrome is proprietary software.
>
-- 

Kaushal Modi