Bug 126061 [Viewers] Need to document that virtual tables and trees ignore sorters and filters
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TreeViewer.java
return super.getParentElement(element);
	}
    
    protected void createChildren(Widget widget) {
    	if (getContentProvider() instanceof ILazyTreeContentProvider) {
    		final Item[] tis = getChildren(widget);
    		if (tis != null && tis.length > 0) {
    			
    			for (int i = 0; i < tis.length; i++) {
					tis[i].getText();
				}
    			return;
    		}
    		ILazyTreeContentProvider lazyTreeContentProvider = (ILazyTreeContentProvider) getContentProvider();
    		Object element = widget.getData();
    		if (element == null && widget instanceof TreeItem) {
    			
    			virtualMaterializeItem((TreeItem) widget);
    			
    			element = widget.getData();
    		}
    		TreeItem[] children;
    		if (widget instanceof Tree) {
    			children = ((Tree) widget).getItems();
    		} else {
    			children = ((TreeItem) widget).getItems();
    		}
    		if (element != null && children.length > 0) {
    			for (int i = 0; i < children.length; i++) {
    				lazyTreeContentProvider.updateElement(element, i);