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
* @return the meta object for class '<em>MStack</em>'.
	 * @see org.eclipse.e4.ui.model.application.MStack
	 * @generated
	 */
	EClass getMStack();
	/**
	 * Returns the meta object for class '{@link org.eclipse.e4.ui.model.application.MSashForm <em>MSash Form</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for class '<em>MSash Form</em>'.
	 * @see org.eclipse.e4.ui.model.application.MSashForm
	 * @generated
	 */
	EClass getMSashForm();
	/**
	 * Returns the meta object for the attribute list '{@link org.eclipse.e4.ui.model.application.MSashForm#getWeights <em>Weights</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for the attribute list '<em>Weights</em>'.
	 * @see org.eclipse.e4.ui.model.application.MSashForm#getWeights()
	 * @see #getMSashForm()
	 * @generated
	 */
	EAttribute getMSashForm_Weights();
	/**
	 * Returns the meta object for class '{@link org.eclipse.e4.ui.model.application.MContributedPart <em>MContributed Part</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for class '<em>MContributed Part</em>'.
	 * @see org.eclipse.e4.ui.model.application.MContributedPart