bug#21415: 25.0.50; Emacs Trunk -- pixelwise width/height for x-create-frame

[martin rudalics]

> Commenting out the following small segment in `nsterm.m` fixes the
> problem with large frames being created partially above the top of the
> display -- i.e., it is no longer necessary to correct the bug by
> following a `make-frame` with `set-frame-position` (to move it
> squarely onto the screen) when `ns-auto-hide-menu-bar` is set to `t`.
> As it stands now, the default position is `top 0` and `left 0` --
> perfect!
>
>     if (ns_menu_bar_should_be_hidden ())
>       return frameRect;

That check probably had a purpose.  Anders, what's your opinion on
removing it?

Thanks, martin