 import mx.managers.IFocusManagerComponent;
 import mx.managers.ISystemManager;
 import mx.resources.ResourceManager;
-import mx.utils.ObjectUtil;
 import mx.utils.StringUtil;
 
 import spark.components.supportClasses.RichEditableTextContainerManager;
-import spark.components.supportClasses.RichEditableTextEditManager;
 import spark.core.CSSTextLayoutFormat;
 import spark.core.IViewport;
 import spark.core.NavigationUnit;

     *  by walking the leaf FlowElements in the TextFlow.
     */
    private static var staticPlainTextExporter:ITextExporter;
        
    /**
     *  @private
     *  Used in getEmbeddedFontContext().
     */
    private static var staticTextFormat:TextFormat;
        
    /**
     *  @private
     *  Regular expression which matches all newlines in the text.  Used

        staticPlainTextExporter =
            TextConverter.getExporter(TextConverter.PLAIN_TEXT_FORMAT);
            
        classInitialized = true;
    } 
    
