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 MITEM_PART__CONTEXT = MPART__CONTEXT;
	/**
	 * The feature id for the '<em><b>Icon URI</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MITEM_PART__ICON_URI = MPART_FEATURE_COUNT + 0;
	/**
	 * The feature id for the '<em><b>Name</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MITEM_PART__NAME = MPART_FEATURE_COUNT + 1;
	/**
	 * The feature id for the '<em><b>Tooltip</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MITEM_PART__TOOLTIP = MPART_FEATURE_COUNT + 2;