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/ui/basic/impl/BasicPackageImpl.java
/**
	 * The feature id for the '<em><b>Transient Data</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int TRIMMED_WINDOW__TRANSIENT_DATA = WINDOW__TRANSIENT_DATA;
	/**
	 * The feature id for the '<em><b>Clonable Snippets</b></em>' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int TRIMMED_WINDOW__CLONABLE_SNIPPETS = WINDOW__CLONABLE_SNIPPETS;
	/**
	 * The feature id for the '<em><b>Widget</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int TRIMMED_WINDOW__WIDGET = WINDOW__WIDGET;
	/**
	 * The feature id for the '<em><b>Renderer</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered