bug#9943: 24.0.91; Abort in check_glyph_memory

[Eli Zaretskii]

> From: Jan Djärv <jan.h.d@swipnet.se>
> Date: Sat, 5 Nov 2011 16:50:33 +0100
> Cc: kbrown@cornell.edu,
>  9943@debbugs.gnu.org
> 
> 
> >> In x-create-frame terminal->reference_count gets incremented before 
> >> record_unwind_protect, but it is not decremented in case the unwind 
> >> protect function is called.
> > 
> > Isn't it safer (from the POV of potentially destabilizing Emacs during
> > a pretest) to leave the increment where it was, and decrement it in the
> > unwind protect function?
> > 
> 
> Maybe, but I rather leave it as is, so it mirrors the 
> dpyinfo->reference_count usage.

<Shrug> OK, I made w32fns.c do the same.