      *  @playerversion AIR 1.5
      *  @productversion Flex 4
      */
-    private function initAdvancedLayoutFeatures():AdvancedLayoutFeatures
+    private function initAdvancedLayoutFeatures():void
     {
         var features:AdvancedLayoutFeatures = new AdvancedLayoutFeatures();
 

        _layoutFeatures = features;

        invalidateTransform();
        return features;
    }
    
    private function invalidateTransform():void

import mx.managers.ISystemManager;
import mx.managers.IToolTipManagerClient;
import mx.utils.MatrixUtil;

use namespace mx_internal;

