bug#18136: 24.4.50; crash in redisplay when calling load-theme

[martin rudalics]

> Shouldn't TTY frames behave as if they were fullscreen?  That's what
> they (normally) are, right?

I think so, especially because that's how they behaved before.

> The code in change_frame_size_1 we are talking about was there since a
> very long time (I see it in Emacs 21), and its purpose is to update
> FrameRows and FrameCols when the user changes dimensions of a TTY
> frame (e.g., by calling set-frame-height).  If you remove it, how can
> we update those attributes otherwise?

I wonder why this is done in this part of the code.  Here we resize the
windows of a frame but the frame's sizes remain unchanged.

martin