Index: branches/5.2.x/core/units/promo_block_groups/promo_block_group_eh.php
===================================================================
diff -u -N -r15065 -r15130
--- branches/5.2.x/core/units/promo_block_groups/promo_block_group_eh.php	(.../promo_block_group_eh.php)	(revision 15065)
+++ branches/5.2.x/core/units/promo_block_groups/promo_block_group_eh.php	(.../promo_block_group_eh.php)	(revision 15130)
@@ -23,7 +23,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnBeforeItemCreate(kEvent &$event)
+	protected function OnBeforeItemCreate(kEvent $event)
 	{
 		parent::OnBeforeItemCreate($event);
 		$this->beforeItemChange($event);
@@ -36,7 +36,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnBeforeItemUpdate(kEvent &$event)
+	protected function OnBeforeItemUpdate(kEvent $event)
 	{
 		parent::OnBeforeItemUpdate($event);
 		$this->beforeItemChange($event);
@@ -49,7 +49,7 @@
 	 * @return void
 	 * @access private
 	 */
-	private function beforeItemChange(&$event)
+	private function beforeItemChange($event)
 	{
 		$object =& $event->getObject();
 		/* @var $object kDBItem */
@@ -65,7 +65,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnBeforeItemDelete(kEvent &$event)
+	protected function OnBeforeItemDelete(kEvent $event)
 	{
 		parent::OnBeforeItemDelete($event);
 
@@ -90,7 +90,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnAfterItemDelete(kEvent &$event)
+	protected function OnAfterItemDelete(kEvent $event)
 	{
 		parent::OnAfterItemDelete($event);
 
@@ -107,7 +107,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnSave(kEvent &$event)
+	protected function OnSave(kEvent $event)
 	{
 		parent::OnSave($event);
 
@@ -123,7 +123,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnMassDelete(kEvent &$event)
+	protected function OnMassDelete(kEvent $event)
 	{
 		parent::OnMassDelete($event);