browse-url: mark some of the more obsolete stuff as such

* lisp/net/browse-url.el (browse-url-browser-function)
(browse-url-default-browser):
Remove obsolete items from the explicit listing.
(browse-url-new-window-flag, browse-url-of-file-hook): Doc fixes.
(browse-url-netscape-program, browse-url-netscape-arguments)
(browse-url-netscape-startup-arguments)
(browse-url-galeon-program, browse-url-galeon-arguments)
(browse-url-galeon-startup-arguments)
(browse-url-gnome-moz-program, browse-url-gnome-moz-arguments)
(browse-url-galeon-new-window-is-tab)
(browse-url-netscape-new-window-is-tab)
(browse-url-mosaic-program, browse-url-mosaic-arguments)
(browse-url-mosaic-pidfile, browse-url-CCI-port)
(browse-url-CCI-host, browse-url-netscape-version)
(browse-url-netscape, browse-url-netscape-sentinel)
(browse-url-netscape-reload, browse-url-netscape-send)
(browse-url-galeon, browse-url-galeon-sentinel)
(browse-url-gnome-moz, browse-url-mosaic, browse-url-cci)
(browse-url-w3-gnudoit): Make obsolete.

* etc/NEWS: Mention this.

* doc/misc/idlwave.texi (HTML Help Browser Tips): Remove obsolete info.

* lisp/ffap.el (ffap-url-fetcher): Simplify default and doc.

* lisp/x-dnd.el: Comment update.

1 files changed, 2 insertions, 12 deletions

diff --git a/lisp/ffap.el b/lisp/ffap.el
index 350a6bdac20..d4e30a05dcc 100644
--- a/lisp/ffap.el
+++ b/lisp/ffap.el
@@ -265,20 +265,10 @@ ffap most of the time."
   :group 'ffap
   :risky t)
 
-(defcustom ffap-url-fetcher
-  (if (fboundp 'browse-url)
-      'browse-url                       ; rely on browse-url-browser-function
-    'w3-fetch)
-  ;; Remote control references:
-  ;; http://www.ncsa.uiuc.edu/SDG/Software/XMosaic/remote-control.html
-  ;; http://home.netscape.com/newsref/std/x-remote.html
+(defcustom ffap-url-fetcher 'browse-url
   "A function of one argument, called by ffap to fetch an URL.
-Reasonable choices are `w3-fetch' or a `browse-url-*' function.
 For a fancy alternative, get `ffap-url.el'."
-  :type '(choice (const w3-fetch)
-                 (const browse-url)     ; in recent versions of browse-url
-                 (const browse-url-netscape)
-                 (const browse-url-mosaic)
+  :type '(choice (const browse-url)
                  function)
   :group 'ffap
   :risky t)