Bug 283178 [Compatibility] Make actionSets visible/invisible
Model elements generated from actionSets should be grouped so they can be made visible/invisible. PW
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/internal/application/MHandledItemImpl.java
/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetMenu(MMenu newMenu, NotificationChain msgs) {
		MMenu oldMenu = menu;
		menu = newMenu;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ApplicationPackage.MHANDLED_ITEM__MENU, oldMenu, newMenu);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setMenu(MMenu newMenu) {
		if (newMenu != menu) {
			NotificationChain msgs = null;
			if (menu != null)
				msgs = ((InternalEObject)menu).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ApplicationPackage.MHANDLED_ITEM__MENU, null, msgs);
			if (newMenu != null)
				msgs = ((InternalEObject)newMenu).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ApplicationPackage.MHANDLED_ITEM__MENU, null, msgs);
			msgs = basicSetMenu(newMenu, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())