Bug 98107 [Viewers] Change visibility of AbstractTreeViewer#internalRemove from private to protected
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTreeViewer.java
"Second or later child is non -null");
                        }
                        tis[i].dispose();
                    }
                }
                Object d = widget.getData();
                if (d != null) {
                    Object parentElement = d;
                    Object[] children = getSortedChildren(parentElement);
                    for (int i = 0; i < children.length; i++) {
                        createTreeItem(widget, children[i], -1);
                    }
                }
            }
        });
    }
    /**
     * Creates a single item for the given parent and synchronizes it with the
     * given element.
     * 
     * @param parent
     *           the parent widget
     * @param element
     *           the element
     * @param index
     *           if non-negative, indicates the position to insert the item
     *           into its parent
     */
    protected void createTreeItem(Widget parent, Object element, int index) {
        Item item = newItem(parent, SWT.NULL, index);