bug#61667: 29.0.60; Failure to redisplay

[Eli Zaretskii]

> Date: Sun, 26 Feb 2023 02:56:32 +0200
> Cc: Po Lu <luangruo@yahoo.com>, 61667@debbugs.gnu.org,
>  Eli Zaretskii <eliz@gnu.org>
> From: Dmitry Gutov <dgutov@yandex.ru>
> 
> On 26/02/2023 02:41, Gregory Heytings wrote:
> > I think it's now clear that there is a bug in GNOME.  The main 
> > difference between running fullscreen and non-fullscreen in this context 
> > is that the compositor is bypassed.  This is mainly for (fullscreen) 
> > games, who have direct access to the screen, which is more performant.
> 
> Again, when reproduction depends on Emacs changing the title bar, 
> running it in a mode without the title bar might not be the best way to 
> verify something.

Didn't you say that the delay exists regardless of the title issue,
and that the title issue just makes the delay easier to spot?  Or what
am I missing?