bug#14627: 24.2; Vertical frame size shrinking

[martin rudalics]

>> A possible workaround is not to update size hints when Emacs is maximized or 
fullscreen.
>
> I think we should take that workaround.

I'm afraid this won't help always.  According to Stephen the frame
"keeps shrinking (window-height decreases by one each time), until the
minibuffer is no longer displayable, then it stops shrinking".  So in
his case the frame has ceased to be maximized for quite some time.

martin