* doc/emacs/text.texi (Outline Mode): Remove outline-minor-mode-use-margins.
Document the values insert/in-margins of outline-minor-mode-use-buttons.
* lisp/help.el (describe-bindings):
Set outline-minor-mode-use-buttons to 'insert'.
* lisp/textmodes/emacs-news-mode.el (emacs-news--mode-common):
Set outline-minor-mode-use-buttons to 'in-margins'.
* lisp/outline.el (outline-minor-mode-use-buttons): Change :type
from 'buffer-predicate' to choice of const values nil/in-margins/t.
(outline--use-buttons, outline-minor-mode-insert-buttons)
(outline-minor-mode-use-margins, outline--use-margins): Remove variables.
(outline-minor-mode-highlight-buffer): Change overlay name
'outline-overlay' to 'outline-highlight'.
(outline-minor-mode): Simplify to handle possible values of
'outline-minor-mode-use-buttons' instead of using many variables.
(outline--make-button-overlay): Use value 'insert' of
'outline-minor-mode-use-buttons'.
(outline--insert-open-button, outline--insert-close-button)
(outline--fix-up-all-buttons, outline--fix-buttons-after-change):
Handle values of outline-minor-mode-use-buttons instead of using
many variables.
This directory contains the architecture-independent files used by or
with Emacs. This includes some text files of documentation for GNU
Emacs or of interest to Emacs users, and the file of dumped docstrings
for Emacs functions and variables.
COPYRIGHT AND LICENSE INFORMATION FOR IMAGE FILES
File: emacs.icon
Author: Sun Microsystems, Inc
Copyright (C) 1999, 2001-2022 Free Software Foundation, Inc.
License: GNU General Public License version 3 or later (see COPYING)