* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void unsetNoTrueChildStrategy() {
NOTRUECHILDSTRATEGY oldNoTrueChildStrategy = noTrueChildStrategy;
boolean oldNoTrueChildStrategyESet = noTrueChildStrategyESet;
noTrueChildStrategy = NO_TRUE_CHILD_STRATEGY_EDEFAULT;
noTrueChildStrategyESet = false;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.UNSET, _40Package.TREE_MODEL_TYPE__NO_TRUE_CHILD_STRATEGY, oldNoTrueChildStrategy, NO_TRUE_CHILD_STRATEGY_EDEFAULT, oldNoTrueChildStrategyESet));