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/advanced/impl/AdvancedPackageImpl.java
/**
	 * The package name.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public static final String eNAME = "advanced"; 
	/**
	 * The package namespace URI.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public static final String eNS_URI = "http://www.eclipse.org/ui/2010/UIModel/application/ui/advanced"; 
	/**
	 * The package namespace name.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public static final String eNS_PREFIX = "advanced"; 
	/**
	 * The singleton instance of the package.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->