bug#15046: 24.3.50; Extra Line under minibuffer in Mac OSX fullscreen

[martin rudalics]

> I don't think what I see is an illusion.  I clearly see that, at the
> moment I hide the menu and tool bars, the modeline moves a bit toward
> the bottom, so that the remnant vertical space is now used by the main
> window.

It might depend on the font used for menu and toolbar - on Windows the
menubar size is determined by the OS.

martin