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 number of structural features of the '<em>MItem Part</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MITEM_PART_FEATURE_COUNT = MPART_FEATURE_COUNT + 3;
	/**
	 * The meta object id for the '{@link org.eclipse.e4.ui.model.internal.application.MContributedPartImpl <em>MContributed Part</em>}' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see org.eclipse.e4.ui.model.internal.application.MContributedPartImpl
	 * @see org.eclipse.e4.ui.model.internal.application.ApplicationPackageImpl#getMContributedPart()
	 * @generated
	 */
	int MCONTRIBUTED_PART = 5;
	/**
	 * The feature id for the '<em><b>Owner</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int MCONTRIBUTED_PART__OWNER = MITEM_PART__OWNER;
	/**
	 * The feature id for the '<em><b>Id</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated