bug#38492: 27.0.50; Warn pdumper users when pure space has been overflowed

[Eli Zaretskii]

> Date: Fri, 06 Dec 2019 11:02:28 -0800
> From: dancol@dancol.org
> Cc: kevin.legouguec@gmail.com, 38492@debbugs.gnu.org
> 
> > > We should probably consider just removing the pure space mechanism at 
> > > some point. 
> >
> > Does this mean you agree with removing the warning in startup.el 
> > about overflowed pure space?
> 
> Yes. 

Thanks, I removed the warning in a pdumper build, and I'm closing this
bug report.