Bug 89137 [JFace] - API Review - "temporary" API in AbstractTreeViewer
AbstractTreeViewer contains two methods documented as "temporary" internalRefresh(Widget, Object) internalAdd(Widget, Object, Object [])
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/StructuredViewer.java
}
	/**
	 * The <code>StructuredViewer</code> implementation of this
	 * <code>ContentViewer</code> method calls <code>update</code> if the
	 * event specifies that the label of a given element has changed, otherwise
	 * it calls super. Subclasses may reimplement or extend.
	 * </p>
	 * @param event the event that generated this update
	 */
	protected void handleLabelProviderChanged(LabelProviderChangedEvent event) {
		Object[] elements = event.getElements();
		if (elements != null) {
			update(elements, null);
		} else {
			super.handleLabelProviderChanged(event);
		}
	}
	/**
	 * Handles a select event from the widget.
	 * <p>
	 * This method is internal to the framework; subclassers should not call
	 * this method.
	 * </p>
	 * 
	 * @param event
	 *            the SWT selection event
	 */
	protected void handleSelect(SelectionEvent event) {
		
		Control control = getControl();