Oops, didn't mean to apply changes to BaseTypes in r2899. I gotta remember to svn status next time.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@2900 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/BaseTypes.js

@@ -20,7 +20,7 @@ OpenLayers.Class = {
         for (var i = 1; i < arguments.length; i++) {
             if (typeof arguments[i] == "function") {
                 var mixin = arguments[i];
-                arguments[i] = mixin.prototype;
+                arguments[i] = new mixin(OpenLayers.Class.isPrototype);
             }
             OpenLayers.Util.extend(proto, arguments[i]);