 
 package spark.components.supportClasses
 {
-import flash.display.StageOrientation;
+import flash.display.Stage;
 import flash.events.StageOrientationEvent;
-import flash.system.Capabilities;
 import flash.utils.getDefinitionByName;
 import flash.utils.getQualifiedClassName;
 

import mx.core.mx_internal;
import mx.events.FlexEvent;
import mx.events.PropertyChangeEvent;
import mx.managers.IFocusManagerComponent;
import mx.managers.SystemManager;
import mx.utils.DensityUtil;

import spark.components.SkinnableContainer;
import spark.components.View;
import spark.core.ContainerDestructionPolicy;
import spark.events.DisplayLayerObjectExistenceEvent;
import spark.utils.MultiDPIBitmapSource;

use namespace mx_internal;

 *  @playerversion AIR 2.5
 *  @productversion Flex 4.5
 */ 
public class ViewNavigatorBase extends SkinnableContainer
{
    //--------------------------------------------------------------------------
    //
