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
* The meta object literal for the '{@link org.eclipse.e4.ui.model.internal.application.MSashFormImpl <em>MSash Form</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.e4.ui.model.internal.application.MSashFormImpl
		 * @see org.eclipse.e4.ui.model.internal.application.ApplicationPackageImpl#getMSashForm()
		 * @generated
		 */
		EClass MSASH_FORM = eINSTANCE.getMSashForm();
		/**
		 * The meta object literal for the '<em><b>Weights</b></em>' attribute list feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute MSASH_FORM__WEIGHTS = eINSTANCE.getMSashForm_Weights();
		/**
		 * The meta object literal for the '{@link org.eclipse.e4.ui.model.internal.application.MContributedPartImpl <em>MContributed Part</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.e4.ui.model.internal.application.MContributedPartImpl
		 * @see org.eclipse.e4.ui.model.internal.application.ApplicationPackageImpl#getMContributedPart()
		 * @generated
		 */
		EClass MCONTRIBUTED_PART = eINSTANCE.getMContributedPart();
		/**
		 * The meta object literal for the '{@link org.eclipse.e4.ui.model.internal.application.MContributionImpl <em>MContribution</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.e4.ui.model.internal.application.MContributionImpl
		 * @see org.eclipse.e4.ui.model.internal.application.ApplicationPackageImpl#getMContribution()