bug#74750: clone-frame and make-frame pixelwise issues

[Eli Zaretskii]

> Date: Tue, 17 Dec 2024 10:00:33 +0100
> Cc: 74750@debbugs.gnu.org
> From: martin rudalics <rudalics@gmx.at>
> 
>  > Suggest to rephrase:
>  >
>  >    By default, clone the pixel-size of the original frame, but if
>  >    `frame-resize-pixelwise' is nil or FRAME is a text-only frame, use
>  >    the FRAME's number of lines and columns for the clone.
> 
> This is irritating as well because the default value of
> `frame-resize-pixelwise' _is_ nil.

OK, I've now rewritten that part more thoroughly.