Convert all classes to use new-style class definitions. All tests pass.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1651 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/KaMap.js

@@ -31,7 +31,7 @@ OpenLayers.Layer.KaMap.prototype =
         newArguments.push(name, url, params, options);
         OpenLayers.Layer.Grid.prototype.initialize.apply(this, newArguments);
         this.params = (params ? params : {});
-        if (arguments.length > 0 && params) {
+        if (params) {
             OpenLayers.Util.applyDefaults(
                            this.params, 
                            this.DEFAULT_PARAMS