Merged revisions 258775 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r258775 | tilghman | 2010-04-25 13:09:05 -0500 (Sun, 25 Apr 2010) | 6 lines
  
  When StopMonitor is called, ensure that it will not be restarted by a channel event.
  (closes issue #16590)
   Reported by: kkm
   Patches: 
         resmonitor-16590-trunk.239289.diff uploaded by kkm (license 888)
........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@258776 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_monitor.c

@@ -509,7 +509,9 @@ int AST_OPTIONAL_API_NAME(ast_monitor_stop)(struct ast_channel *chan, int need_l
 	                        chan->name,
 	                        chan->uniqueid
 	                        );
+		pbx_builtin_setvar_helper(chan, "MONITORED", NULL);
 	}
+	pbx_builtin_setvar_helper(chan, "AUTO_MONITOR", NULL);
 
 	UNLOCK_IF_NEEDED(chan, need_lock);