Bug 182714 [Contributions] Improve toolbar configurability
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ToolBarManager.java
* The tool bar items style; <code>SWT.NONE</code> by default.
	 */
	private int itemStyle = SWT.NONE;
	/**
	 * The tool bat control; <code>null</code> before creation and after
	 * disposal.
	 */
	private ToolBar toolBar = null;
	/**
	 * The menu manager to the context menu associated with the toolbar.
	 * 
	 * @since 3.0
	 */
	private MenuManager contextMenuManager = null;
	/**
	 * Creates a new tool bar manager with the default SWT button style. Use the
	 * {@link #createControl(Composite)} method to create the tool bar control.
	 * 
	 */
	public ToolBarManager() {
		
	}
	/**
	 * Creates a tool bar manager with the given SWT button style. Use the
	 * <code>createControl</code> method to create the tool bar control.
	 * 
	 * @param style
	 *            the tool bar item style
	 * @see org.eclipse.swt.widgets.ToolBar for valid style bits
	 */