Bug 305796 model reconciler tests need rework
They need re-work as there is a level of indirection between a binding container and the bindings. PW
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/impl/PartImpl.java
if (baseClass == MHandlerContainer.class) {
			switch (baseFeatureID) {
				case MApplicationPackage.HANDLER_CONTAINER__HANDLERS: return MApplicationPackage.PART__HANDLERS;
				default: return -1;
			}
		}
		if (baseClass == MBindingContainer.class) {
			switch (baseFeatureID) {
				case MApplicationPackage.BINDING_CONTAINER__BINDINGS: return MApplicationPackage.PART__BINDINGS;
				default: return -1;
			}
		}
		if (baseClass == MDirtyable.class) {
			switch (baseFeatureID) {
				case MApplicationPackage.DIRTYABLE__DIRTY: return MApplicationPackage.PART__DIRTY;
				default: return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();
		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (context: ");