Bug 280964 [CommonNavigator] Confusing javadocs in CommonNavigator
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonNavigator.java
return StructuredSelection.EMPTY;
	}
	/**
	 * @since 3.4
	 */
	protected synchronized LinkHelperService getLinkHelperService() {
		if (linkService == null)
			linkService = new LinkHelperService((NavigatorContentService)getCommonViewer().getNavigatorContentService());
		return linkService;
	}
	
	/**
	 * @since 3.4
	 */
	protected IMemento getMemento() {
		return memento;
	}
	
	/**
	 * @param mode
	 * @noreference This method is not intended to be referenced by clients.
	 * @nooverride This method is not intended to be re-implemented or extended by clients.
	 * @since 3.4
	 */
	public void setRootMode(int mode) {
		
	}
	/**
	 * @return the root mode
	 * @noreference This method is not intended to be referenced by clients.