bug#1077: 23.0.60; x-create-frame: (wrong-type-argument number-or-marker-p nil)

[martin rudalics]

> Emacs is not limited by design to a particular set of window managers/systems,
> let alone the current states of some particular set.  Or at least it should 
not
> be - not by design.
>
> IOW, if a user cannot currently cannot get this feature on window sytem WXYZ, 
so
> be it (too bad).  That's not the same thing as hard-wiring Emacs to not 
provide
> the feature.

Being able to set `menu-bar-lines' to something > 1 is hardly useful
when the window manager decides how many lines the menubar has.  It
might be useful to know the actual size of the menubar for calculating
the size of the Emacs window.  But you would not need a frame parameter
for that.

martin