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/descriptor/basic/provider/PartDescriptorItemProvider.java
*/
	@Override
	public String getText(Object object) {
		String label = ((MPartDescriptor)object).getLabel();
		return label == null || label.length() == 0 ?
			getString("_UI_PartDescriptor_type") : 
			getString("_UI_PartDescriptor_type") + " - " + label; 
	}
	/**
	 * This handles model notifications by calling {@link #updateChildren} to update any cached
	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void notifyChanged(Notification notification) {
		updateChildren(notification);
		switch (notification.getFeatureID(MPartDescriptor.class)) {
			case BasicPackageImpl.PART_DESCRIPTOR__LABEL:
			case BasicPackageImpl.PART_DESCRIPTOR__ICON_URI:
			case BasicPackageImpl.PART_DESCRIPTOR__TOOLTIP:
			case BasicPackageImpl.PART_DESCRIPTOR__BINDING_CONTEXTS:
			case BasicPackageImpl.PART_DESCRIPTOR__ALLOW_MULTIPLE:
			case BasicPackageImpl.PART_DESCRIPTOR__CATEGORY:
			case BasicPackageImpl.PART_DESCRIPTOR__CLOSEABLE:
			case BasicPackageImpl.PART_DESCRIPTOR__DIRTYABLE:
			case BasicPackageImpl.PART_DESCRIPTOR__CONTRIBUTION_URI:
			case BasicPackageImpl.PART_DESCRIPTOR__DESCRIPTION:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));