bug#28402: 25.2; shr.el uses shr-tag-img despite set shr-external-rendering-functions

[Eli Zaretskii]

> Date: Thu, 5 Oct 2017 22:08:07 +0200
> From: Vasilij Schneidermann <v.schneidermann@gmail.com>
> Cc: Eli Zaretskii <eliz@gnu.org>, 28402@debbugs.gnu.org
> 
> I can imagine other variations of defsubst (such as defmacro and
> define-inline), but it would indeed be the easiest to roll back that
> part of the code.  What I'd additionally do is adding a comment
> explaining why there's two very similar snippets of code doing the same
> thing, otherwise the next person proposing a patch will change only one
> of them and be left head-scratching why it doesn't quite work.

Thanks, done.