bug#33871: 27.0.50; Revert Dired window saved in window configuration

[martin rudalics]

> You meant remembering the file name and window-point in a buffer-local 
variable?
> Then it should be an alist with all windows of the same Dired buffer, e.g.
>
>    (setq-local dired-positions
>      '((#<window 1 on dired> dired-file-1 window-point-1)
>        (#<window 2 on dired> dired-file-2 window-point-2)
>        ...))

Or a window parameter of each dired window.  Note that the third item
would be just the offset of 'window-point' from its line beginning
position.  'window-point' itself is completely useless here.

martin