Bind language-change in special-event-map.

 src/keyboard.c (keys_of_keyboard): Bind language-change to 'ignore'
 in special-event-map.  See the discussion at
 http://lists.gnu.org/archive/html/emacs-devel/2012-06/msg00417.html
 for the reasons.

src/ChangeLog

 2012-07-21  Eli Zaretskii  <eliz@gnu.org>
+	* keyboard.c (keys_of_keyboard): Bind language-change to 'ignore'
+	in special-event-map.  See the discussion at
+	http://lists.gnu.org/archive/html/emacs-devel/2012-06/msg00417.html
+	for the reasons.
+
 	* w32menu.c (add_menu_item): Cast to UINT_PTR when assigning
 	info.dwItemData.  Fixes crashes on 64-bit Windows.  Suggested by
 	Fabrice Popineau <fabrice.popineau@supelec.fr>.

src/keyboard.c

@@ -12232,6 +12232,10 @@ keys_of_keyboard (void)
 
   initial_define_lispy_key (Vspecial_event_map, "config-changed-event",
 			    "ignore");
+#if defined (WINDOWSNT)
+  initial_define_lispy_key (Vspecial_event_map, "language-change",
+			    "ignore");
+#endif
 }
 
 /* Mark the pointers in the kboard objects.