Bug 277676 [UI] The workbench should create the contexts
The workbench should create contexts for the model elements, MApplication and MParts (windows, sashes, contributed parts, etc). This is not really the responsibility of the renderers. PW
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/ApplicationPackage.java
* @generated
	 * @ordered
	 */
	int MAPPLICATION_FEATURE_COUNT = MAPPLICATION_ELEMENT_FEATURE_COUNT + 2;
	/**
	 * The meta object id for the '{@link org.eclipse.e4.ui.model.internal.application.MPartImpl <em>MPart</em>}' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see org.eclipse.e4.ui.model.internal.application.MPartImpl
	 * @see org.eclipse.e4.ui.model.internal.application.ApplicationPackageImpl#getMPart()
	 * @generated
	 */
	int MPART = 2;
	/**
	 * The feature id for the '<em><b>Owner</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MPART__OWNER = MAPPLICATION_ELEMENT__OWNER;
	/**
	 * The feature id for the '<em><b>Id</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MPART__ID = MAPPLICATION_ELEMENT__ID;
	/**