Bug 202316 [Forms] Add gradient sharing support for FormHeading
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/internal/forms/widgets/FormHeading.java
* 
	 * @return form tool bar manager
	 */
	public IToolBarManager getToolBarManager() {
		if (toolBarManager == null) {
			toolBarManager = new ToolBarManager(SWT.FLAT);
			ToolBar toolbar = toolBarManager.createControl(this);
			toolbar.setBackground(getBackground());
			toolbar.setForeground(getForeground());
			toolbar.setCursor(FormsResources.getHandCursor());
			addDisposeListener(new DisposeListener() {
				public void widgetDisposed(DisposeEvent e) {
					if (toolBarManager != null) {
						toolBarManager.dispose();
						toolBarManager = null;
					}
				}
			});
		}
		return toolBarManager;
	}
	/**
	 * Returns the menu manager that is used to manage tool items in the form's
	 * title area.
	 * 
	 * @return form drop-down menu manager
	 * @since 3.3
	 */
	public IMenuManager getMenuManager() {
		return titleRegion.getMenuManager();