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
* <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTION__OWNER = MAPPLICATION_ELEMENT__OWNER;
	/**
	 * The feature id for the '<em><b>Id</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTION__ID = MAPPLICATION_ELEMENT__ID;
	/**
	 * The feature id for the '<em><b>URI</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTION__URI = MAPPLICATION_ELEMENT_FEATURE_COUNT + 0;
	/**
	 * The feature id for the '<em><b>Object</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTION__OBJECT = MAPPLICATION_ELEMENT_FEATURE_COUNT + 1;