bug#32825: 27.0.50; Deterministic window management

[martin rudalics]

> It was for Bug#17882.

Fine.  There I wrote

> Check it in.  I doubt we'll get any complaints for this.

which clearly shows the quality of my judgements in this context.

> I thought the simpler fix was just to reset the
> variable after the debugger goes away, but the alternate suggestion
> there of checking the visibility could probably work too.

Wouldn't we have to check that the window is not another frame in
order to avoid Bug#17882?

martin