bug#19175: 24.4; make-frame-on-display fails if emacs started with -nw

[Stefan Monnier]

> IME, the fact that a bug never happened (or, more accurately, was
> never reported) before says nothing at all about its probability or
> the chance to see it again tomorrow.  These are Poisson processes, and
> they are known to be nasty in this regard.

It's no guarantee, but there is actually a very strong correlation
between the past and the future.

> Also, should it prove to be a problem, immediately releasing 24.6 with
> that change reverted is a very simple matter.

This argument cuts both ways.


        Stefan