bug#51883: 29.0.50; Command to get accidentally deleted frames back

[Stefan Monnier]

> -           (seq-remove (lambda (elem) (eq (car elem) 'name))
> -                       (frame-parameters frame)))
> +          (seq-remove (lambda (elem)
> +                        (memq (car elem) '(name window-id outer-window-id 
> parent-id)))
> +                      (frame-parameters frame)))

Could you move this list into a variable and then use it in
`frameset.el` when computing `frameset-persistent-filter-alist` (tho
I suspect they should be in `frameset-session-filter-alist` even they
currently aren't in there, which might be a bug in `frameset.el`).


        Stefan