Bug 264796 [TabbedProperties] HockeyLeagueExample needs EMF source code regenerated
I discovered when looking into another problem that the EMF source code for the Hockey League Example has not been regenerated for a while.
examples/org.eclipse.ui.examples.views.properties.tabbed.hockeyleague/src/org/eclipse/ui/examples/views/properties/tabbed/hockeyleague/impl/TeamImpl.java
* <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setArena(Arena newArena) {
		if (newArena != arena) {
			NotificationChain msgs = null;
			if (arena != null)
				msgs = ((InternalEObject)arena).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - HockeyleaguePackage.TEAM__ARENA, null, msgs);
			if (newArena != null)
				msgs = ((InternalEObject)newArena).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - HockeyleaguePackage.TEAM__ARENA, null, msgs);
			msgs = basicSetArena(newArena, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, HockeyleaguePackage.TEAM__ARENA, newArena, newArena));
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case HockeyleaguePackage.TEAM__FORWARDS:
				return ((InternalEList)getForwards()).basicRemove(otherEnd, msgs);
			case HockeyleaguePackage.TEAM__DEFENCEMEN:
				return ((InternalEList)getDefencemen()).basicRemove(otherEnd, msgs);
			case HockeyleaguePackage.TEAM__GOALIES:
				return ((InternalEList)getGoalies()).basicRemove(otherEnd, msgs);