     
     //--------------------------------------------------------------------------
     //
+    //  Class mixins
+    //
+    //--------------------------------------------------------------------------
+
+    /**
+     *  @private
+     *  Placeholder for mixin by RadioButtonAccImpl.
+     */
+    mx_internal static var createAccessibilityImplementation:Function;
+
+    //--------------------------------------------------------------------------
+    //
     //  Constructor
     //
     //--------------------------------------------------------------------------

    //  Overridden properties
    //
    //--------------------------------------------------------------------------

    //----------------------------------
    //  enabled


[IconFile("RadioButton.png")]

[AccessibilityClass(implementation="spark.accessibility.RadioButtonAccImpl")]

/**
 *  The RadioButton component allows the user make a single choice
