bug#67457: 29.1; Error when dragging mode line in terminal

[Eli Zaretskii]

> Date: Sun, 26 Nov 2023 16:24:46 -0800
> From: Jared Finder <jared@finder.org>
> Cc: Eli Zaretskii <eliz@gnu.org>, Visuwesh <visuweshm@gmail.com>,
>  67457@debbugs.gnu.org
> 
> This indicates two things to me:
> 
> 1. My original patch is likely inaccurate.  A better fix would be to 
> align the mouse-movement event with how it is emitted under GPM and DOS. 
>   I will investigate.
> 
> 2. Something broke with how GPM mouse mode is enabled between Emacs 28.2 
> and HEAD.  I can help with a bisect here.

Thanks, please do, on both counts.