Bug 279452 [Compatibility] Parameterized command mechanism support
Parameterized commands like showView need to be able to access their parameters (like the view ID) PW
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/ApplicationPackage.java
EAttribute MAPPLICATION_ELEMENT__ID = eINSTANCE.getMApplicationElement_Id();
		/**
		 * The meta object literal for the '{@link org.eclipse.e4.ui.model.internal.application.MApplicationImpl <em>MApplication</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.e4.ui.model.internal.application.MApplicationImpl
		 * @see org.eclipse.e4.ui.model.internal.application.ApplicationPackageImpl#getMApplication()
		 * @generated
		 */
		EClass MAPPLICATION = eINSTANCE.getMApplication();
		/**
		 * The meta object literal for the '<em><b>Windows</b></em>' containment reference list feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EReference MAPPLICATION__WINDOWS = eINSTANCE.getMApplication_Windows();
		/**
		 * The meta object literal for the '<em><b>Command</b></em>' containment reference list feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EReference MAPPLICATION__COMMAND = eINSTANCE.getMApplication_Command();
		/**
		 * The meta object literal for the '<em><b>Context</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */