      *  @param unscaledHeight Specifies the height of the component, in pixels,
      *  in the component's coordinates, regardless of the value of the
      *  <code>scaleY</code> property of the component.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     protected function layoutChrome(unscaledWidth:Number,
                                     unscaledHeight:Number):void

    /**
     *  A flag that the scrolling area changed due to the appearance or disappearance of
     *  scrollbars.  Used by most layout methods to re-adjust the scrolling properties again.
     */
    protected var scrollAreaChanged:Boolean;


 *
 *  @eventType mx.events.ScrollEvent.SCROLL
 *  @helpid 3269
 *  
 *  @langversion 3.0
 *  @playerversion Flash 9
 *  @playerversion AIR 1.1
 *  @productversion Flex 3
 */
[Event(name="scroll", type="mx.events.ScrollEvent")]

