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/commands/impl/CommandsPackageImpl.java
/**
		 * The meta object literal for the '<em><b>Get Localized Description</b></em>' operation.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EOperation COMMAND___GET_LOCALIZED_DESCRIPTION = eINSTANCE.getCommand__GetLocalizedDescription();
		/**
		 * The meta object literal for the '{@link org.eclipse.e4.ui.model.application.commands.impl.CommandParameterImpl <em>Command Parameter</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.e4.ui.model.application.commands.impl.CommandParameterImpl
		 * @see org.eclipse.e4.ui.model.application.commands.impl.CommandsPackageImpl#getCommandParameter()
		 * @generated
		 */
		public static final EClass COMMAND_PARAMETER = eINSTANCE.getCommandParameter();
		/**
		 * The meta object literal for the '<em><b>Name</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EAttribute COMMAND_PARAMETER__NAME = eINSTANCE.getCommandParameter_Name();
		/**
		 * The meta object literal for the '<em><b>Type Id</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EAttribute COMMAND_PARAMETER__TYPE_ID = eINSTANCE.getCommandParameter_TypeId();