Bug 320171 [Model] Use real Java-References in the Binding-Model-Elements
Currently they BindingTable is referencing a BindingContext using an ID. To me it looks like BindingTable is a child of BindingContext and then doesn't need the ID-Reference any more
bundles/org.eclipse.e4.ui.model.workbench.edit/src/org/eclipse/e4/ui/model/application/ui/basic/provider/WindowItemProvider.java
case BasicPackageImpl.WINDOW__HANDLERS:
			case BasicPackageImpl.WINDOW__MAIN_MENU:
			case BasicPackageImpl.WINDOW__WINDOWS:
			case BasicPackageImpl.WINDOW__SHARED_ELEMENTS:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
				return;
		}
		super.notifyChanged(notification);
	}
	/**
	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
	 * that can be created under this object.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);
		newChildDescriptors.add
			(createChildParameter
				(UiPackageImpl.Literals.CONTEXT__PROPERTIES,
				 ((EFactory)MApplicationFactory.INSTANCE).create(ApplicationPackageImpl.Literals.STRING_TO_STRING_MAP)));
		newChildDescriptors.add
			(createChildParameter
				(CommandsPackageImpl.Literals.HANDLER_CONTAINER__HANDLERS,
				 MCommandsFactory.INSTANCE.createHandler()));
		newChildDescriptors.add
			(createChildParameter
				(BasicPackageImpl.Literals.WINDOW__MAIN_MENU,