Index: branches/5.2.x/core/units/page_revisions/page_revision_eh.php
===================================================================
diff -u -N -r15065 -r15130
--- branches/5.2.x/core/units/page_revisions/page_revision_eh.php	(.../page_revision_eh.php)	(revision 15065)
+++ branches/5.2.x/core/units/page_revisions/page_revision_eh.php	(.../page_revision_eh.php)	(revision 15130)
@@ -23,7 +23,7 @@
 	 * @return bool
 	 * @access public
 	 */
-	public function CheckPermission(kEvent &$event)
+	public function CheckPermission(kEvent $event)
 	{
 		if ( $event->Name == 'OnItemBuild' ) {
 			return true;
@@ -58,7 +58,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function SetCustomQuery(kEvent &$event)
+	protected function SetCustomQuery(kEvent $event)
 	{
 		parent::SetCustomQuery($event);
 
@@ -88,7 +88,7 @@
 	 * @return int
 	 * @access public
 	 */
-	public function getPassedID(kEvent &$event)
+	public function getPassedID(kEvent $event)
 	{
 		if ( $event->Special == 'current' ) {
 			$page =& $this->Application->recallObject('st.-virtual');
@@ -132,7 +132,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnBeforeItemCreate(kEvent &$event)
+	protected function OnBeforeItemCreate(kEvent $event)
 	{
 		parent::OnBeforeItemCreate($event);
 
@@ -154,7 +154,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnBeforeItemUpdate(kEvent &$event)
+	protected function OnBeforeItemUpdate(kEvent $event)
 	{
 		parent::OnBeforeItemUpdate($event);
 
@@ -174,7 +174,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnAfterItemCreate(kEvent &$event)
+	protected function OnAfterItemCreate(kEvent $event)
 	{
 		parent::OnAfterItemCreate($event);
 
@@ -206,7 +206,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnAfterItemUpdate(kEvent &$event)
+	protected function OnAfterItemUpdate(kEvent $event)
 	{
 		parent::OnAfterItemUpdate($event);
 
@@ -230,7 +230,7 @@
 	 *
 	 * @param kEvent $event
 	 */
-	function OnGetInfo(&$event)
+	function OnGetInfo($event)
 	{
 		$event->status = kEvent::erSTOP;
 
@@ -252,7 +252,7 @@
 	 * @return void
 	 * @access protected
 	 */
-	protected function OnSave(kEvent &$event)
+	protected function OnSave(kEvent $event)
 	{
 		$revision_id = $this->getCurrentDraftRevision($event);
 
@@ -282,7 +282,7 @@
 	 *
 	 * @param kEvent $event
 	 */
-	function OnDiscard(&$event)
+	function OnDiscard($event)
 	{
 		$revision_id = $this->getCurrentDraftRevision($event);
 
@@ -301,7 +301,7 @@
 	 *
 	 * @param kEvent $event
 	 */
-	function OnPublish(&$event)
+	function OnPublish($event)
 	{
 		$revision =& $this->Application->recallObject('page-revision.current');
 		/* @var $revision kDBItem */
@@ -321,7 +321,7 @@
 	 *
 	 * @param kEvent $event
 	 */
-	function OnDecline(&$event)
+	function OnDecline($event)
 	{
 		$revision =& $this->Application->recallObject('page-revision.current');
 		/* @var $revision kDBItem */
@@ -342,7 +342,7 @@
 	 * @param kEvent $event
 	 * @return int
 	 */
-	function getCurrentDraftRevision(&$event)
+	function getCurrentDraftRevision($event)
 	{
 		$where_clause = Array (
 			'IsDraft = 1',
@@ -363,7 +363,7 @@
 	 * @param kEvent $event
 	 * @return int
 	 */
-	function getNextAvailableRevision(&$event)
+	function getNextAvailableRevision($event)
 	{
 		$sql = 'SELECT MAX(RevisionNumber)
 				FROM ' . $this->Application->getUnitOption($event->Prefix, 'TableName') . '