bug#17588: 24.3.91; mouse-face glitchy

[Eli Zaretskii]

> From: Christopher Schmidt <ch@ristopher.com>
> Date: Thu, 29 May 2014 12:14:52 -0400 (EDT)
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> > And this seems to be our villain.  Does the patch below help?
> 
> Yes, it fixes the problem.

Great, committed to emacs-24 branch as revision 117171.

> Thank you very much for your work, Eli.

Thanks for your great help.