Bug 320788 [Model] The model misses the possibility to define mnemonics for Menu-Elements
It looks like we forgot to add mnemonics to the Menu-Element like we have one in the MenuItem
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/ui/menu/impl/MenuPackageImpl.java
* <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void initializePackageContents() {
		if (isInitialized) return;
		isInitialized = true;
		
		setName(eNAME);
		setNsPrefix(eNS_PREFIX);
		setNsURI(eNS_URI);
		
		UiPackageImpl theUiPackage = (UiPackageImpl)EPackage.Registry.INSTANCE.getEPackage(UiPackageImpl.eNS_URI);
		CommandsPackageImpl theCommandsPackage = (CommandsPackageImpl)EPackage.Registry.INSTANCE.getEPackage(CommandsPackageImpl.eNS_URI);
		ApplicationPackageImpl theApplicationPackage = (ApplicationPackageImpl)EPackage.Registry.INSTANCE.getEPackage(ApplicationPackageImpl.eNS_URI);
		BasicPackageImpl theBasicPackage = (BasicPackageImpl)EPackage.Registry.INSTANCE.getEPackage(BasicPackageImpl.eNS_URI);
		
		
		
		itemEClass.getESuperTypes().add(theUiPackage.getUIElement());
		itemEClass.getESuperTypes().add(theUiPackage.getUILabel());
		handledItemEClass.getESuperTypes().add(this.getItem());
		menuElementEClass.getESuperTypes().add(theUiPackage.getUIElement());
		menuElementEClass.getESuperTypes().add(theUiPackage.getUILabel());
		menuItemEClass.getESuperTypes().add(this.getItem());
		menuItemEClass.getESuperTypes().add(this.getMenuElement());
		menuSeparatorEClass.getESuperTypes().add(this.getMenuElement());
		EGenericType g1 = createEGenericType(this.getMenuElement());
		menuEClass.getEGenericSuperTypes().add(g1);
		g1 = createEGenericType(theUiPackage.getElementContainer());