bug#44303: 28.0.50; json-pretty-print-buffer creates spurious lock file

[Eli Zaretskii]

> From: Simen Heggestøyl <simenheg@runbox.com>
> Cc: Lars Ingebrigtsen <larsi@gnus.org>,  44303@debbugs.gnu.org
> Date: Mon, 09 Nov 2020 09:24:03 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Should be fixed now on master.
> 
> Hm, did you push it? I'm still experiencing the bug on master (as of
> 795b7da16b).

Sorry, I forgot to push.  Done now, please check.

> > I wonder whether we should actually cherry-pick this to the release
> > branch.  The original recipe doesn't trigger the problem there, but
> > that's because json-pretty-print-buffer does modify the buffer on
> > emacs-27.  If it didn't, we'd probably have the same problem in Emacs
> > 27.
> 
> Right. You can see the bug in Emacs 27 too by using a test file like
> this instead:
> 
> {
> }

OK, will cherry-pick.

Thanks.