Remove the open-this-file-as-other-user function

configuration.org

@@ -613,26 +613,6 @@ line first.  Then jump to the actual end of the line."
         (message "File '%s' successfully removed" filename)))))
 #+END_SRC
 
-*** Open this file as another user
-
-#+BEGIN_SRC emacs-lisp
-(defun open-this-file-as-other-user (user)
-  "Edit current file as USER, using `tramp' and `sudo'.
-
-If the current buffer is not visiting a file, prompt for a file
-name."
-  (interactive "sEdit as user (default: root): ")
-  (when (string= "" user)
-    (setq user "root"))
-  (let* ((filename (or buffer-file-name
-                       (read-file-name (format "Find file (as %s): "
-                                               user))))
-         (tramp-path (concat (format "/sudo:%s@localhost:" user) filename)))
-    (if buffer-file-name
-        (find-alternate-file tramp-path)
-      (find-file tramp-path))))
-#+END_SRC
-
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