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/ApplicationFactory.java
* <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return a new object of class '<em>MStack</em>'.
	 * @generated
	 */
	MStack createMStack();
	/**
	 * Returns a new object of class '<em>MSash Form</em>'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return a new object of class '<em>MSash Form</em>'.
	 * @generated
	 */
	<P extends MPart<?>> MSashForm<P> createMSashForm();
	/**
	 * Returns a new object of class '<em>MContributed Part</em>'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return a new object of class '<em>MContributed Part</em>'.
	 * @generated
	 */
	<P extends MPart<?>> MContributedPart<P> createMContributedPart();
	/**
	 * Returns a new object of class '<em>MHandler</em>'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return a new object of class '<em>MHandler</em>'.
	 * @generated
	 */
	MHandler createMHandler();