bug#59184: 29.0.50; customization of faces has to be re-done for each new frame

[Mauro Aranda]

Sam Steingold <sds@gnu.org> writes:

> Save the following into test.el
>
> (custom-set-variables
>  '(custom-enabled-themes '(modus-vivendi)))
>
> (custom-set-faces
>  '(fringe
>    ((((class color) (background dark)) (:background "gold")))))
>
> and run `emacs -Q -l test.el`
>
> The screen is dark (because of the dark theme) and the fringes are gold
> (because of the face customization).
>
> Now C-x 5 2 (make-frame-command) creates a new frame which is also dark,
> as expected, but the fringes a no longer gold - they are dark gray as
> per the theme.

I can reproduce it in Emacs 28, but not in the emacs-29 branch, or
master.  Does anybody know if this got fixed?