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
* The feature id for the '<em><b>Parent</b></em>' container reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTED_PART__PARENT = MITEM_PART__PARENT;
	/**
	 * The feature id for the '<em><b>Visible</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTED_PART__VISIBLE = MITEM_PART__VISIBLE;
	/**
	 * The feature id for the '<em><b>Context</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTED_PART__CONTEXT = MITEM_PART__CONTEXT;
	/**
	 * The feature id for the '<em><b>Icon URI</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */