 import flash.filters.GlowFilter;
 import flash.geom.ColorTransform;
 import flash.geom.Matrix;
-import flash.geom.Matrix3D;
 import flash.geom.Point;
 import flash.geom.Rectangle;
 

        // of overlaying the error skin on the border of the component.
        bitmap.width = errorObject.width;
        bitmap.height = errorObject.height;
        
        // Restore original 3D matrix if applicable.
        if (transform3D)
            errorObject.transform.matrix3D = transform3D;
    }
    
    private static var classDefCache:Object = {};

        // If the error object has a focus skin, make sure it is hidden.
        if (errorObject.focusObj)
            errorObject.focusObj.visible = false;
       
        // Temporary solution for error drawing on CheckBox and RadioButton components.
        // Hide the label before drawing the focus. 
        // FIXME (gruehle): Figure out a better solution.
