Bug 343445 [model] transient data does not notify
The new transient data map <String, Object> does not notify about changes and the owner contains a setTransientData(*) member. It should be more like org.eclipse.e4.ui.model.application.MContribution.getPersistedState() PW
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/descriptor/basic/impl/BasicPackageImpl.java
* The meta object literal for the '<em><b>Toolbar</b></em>' containment reference feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EReference PART_DESCRIPTOR__TOOLBAR = eINSTANCE.getPartDescriptor_Toolbar();
		/**
		 * The meta object literal for the '<em><b>Closeable</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EAttribute PART_DESCRIPTOR__CLOSEABLE = eINSTANCE.getPartDescriptor_Closeable();
		/**
		 * The meta object literal for the '<em><b>Dirtyable</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EAttribute PART_DESCRIPTOR__DIRTYABLE = eINSTANCE.getPartDescriptor_Dirtyable();
		/**
		 * The meta object literal for the '<em><b>Contribution URI</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EAttribute PART_DESCRIPTOR__CONTRIBUTION_URI = eINSTANCE.getPartDescriptor_ContributionURI();
		/**
		 * The meta object literal for the '<em><b>Description</b></em>' attribute feature.
		 * <!-- begin-user-doc -->