Bug 182714 [Contributions] Improve toolbar configurability
bundles/org.eclipse.jface/src/org/eclipse/jface/internal/provisional/action/ICoolBarManager2.java
* converses: <code>update()</code> changes the visual order to match the
     * internal structures, and <code>refresh</code> changes the internal
     * structures to match the visual order.
     * </p>
     * 
	 * <p>
	 * <strong>EXPERIMENTAL</strong>. This class or interface has been added as
	 * part of a work in progress. There is a guarantee neither that this API will
	 * work nor that it will remain the same. Please do not use this API without
	 * consulting with the Platform/UI team.
	 * </p>
     * 
	 * @since 3.2
     */
    public void refresh();
    
    /**
	 * Disposes the resources for this manager.
     * 
	 * <p>
	 * <strong>EXPERIMENTAL</strong>. This class or interface has been added as
	 * part of a work in progress. There is a guarantee neither that this API will
	 * work nor that it will remain the same. Please do not use this API without
	 * consulting with the Platform/UI team.
	 * </p>
     * 
     * @since 3.2 
     */
    public void dispose();
    /**