Bug 182714 [Contributions] Improve toolbar configurability
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ToolBarManager.java
public ToolBarManager(int style) {
		itemStyle = style;
	}
	/**
	 * Creates a tool bar manager for an existing tool bar control. This manager
	 * becomes responsible for the control, and will dispose of it when the
	 * manager is disposed.
	 * <strong>NOTE</strong> When creating a ToolBarManager from an existing
	 * {@link ToolBar} you will not get the accessible listener provided by
	 * JFace.
	 * @see #ToolBarManager()
	 * @see #ToolBarManager(int)
	 * 
	 * @param toolbar
	 *            the tool bar control
	 */
	public ToolBarManager(ToolBar toolbar) {
		this();
		this.toolBar = toolbar;
	}
	/**
	 * Creates and returns this manager's tool bar control. Does not create a
	 * new control if one already exists. Also create an {@link AccessibleListener}
	 * for the {@link ToolBar}.
	 * 
	 * @param parent
	 *            the parent control
	 * @return the tool bar control
	 */
	public ToolBar createControl(Composite parent) {