Fix for c-submit-bug-report and reporter.el void-variable handling

* lisp/mail/reporter.el (reporter-dump-variable): In case of void-variable,
do not mess with mail-buffer position (fixes 2009-11-03 change).

* lisp/progmodes/cc-mode.el (c-submit-bug-report):
Check auto-fill-mode is bound.

Fixes: debbugs:16592

lisp/ChangeLog

+2014-01-31  Glenn Morris  <rgm@gnu.org>
+
+	* mail/reporter.el (reporter-dump-variable): In case of void-variable,
+	do not mess with mail-buffer position (fixes 2009-11-03 change).
+	* progmodes/cc-mode.el (c-submit-bug-report):
+	Check auto-fill-mode is bound.  (Bug#16592)
+
 2014-01-31  Darren Hoo  <darren.hoo@gmail.com>
 
 	* startup.el (fancy-splash-image-file): New function,

lisp/mail/reporter.el

@@ -200,9 +200,10 @@ MAILBUF is the mail buffer being composed."
 	(insert "\n"))
     (void-variable
      (with-current-buffer mailbuf
-       (mail-position-on-field "X-Reporter-Void-Vars-Found")
-       (end-of-line)
-       (insert (symbol-name varsym) " ")))
+       (save-excursion
+	 (mail-position-on-field "X-Reporter-Void-Vars-Found")
+	 (end-of-line)
+	 (insert (symbol-name varsym) " "))))
     (error
      (error ""))))
 

lisp/progmodes/cc-mode.el

@@ -1733,6 +1733,7 @@ Key bindings:
 		filladapt-mode
 		defun-prompt-regexp
 		font-lock-mode
+		auto-fill-mode
 		font-lock-maximum-decoration
 		parse-sexp-lookup-properties
 		lookup-syntax-properties))