Reset the deal.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@6148 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/test_Handler.html

@@ -117,6 +117,7 @@
         deactivated = handler.deactivate();
         t.ok(deactivated,
              "deactivated returns true if the handler is already active");
+        map.events.unregister = OpenLayers.Events.prototype.unregister;
         map.destroy();
         
     }