* lisp/net/browse-url.el (browse-url-firefox-new-window-is-tab):
Remove obsolete note from docstring (obsoleted by previous commits).
(Bug#24843)
Copyright-paperwork-exempt: yes
(defcustom browse-url-firefox-new-window-is-tab nil
"Whether to open up new windows in a tab or a new window.
If non-nil, then open the URL in a new tab rather than a new window if
-`browse-url-firefox' is asked to open it in a new window.
-
-This option is currently ignored on MS-Windows, since the necessary
-functionality is not available there."
+`browse-url-firefox' is asked to open it in a new window."
:type 'boolean
:group 'browse-url)