Index: branches/5.2.x/core/units/page_revisions/page_revision_eh.php
===================================================================
diff -u -N -r15051 -r15065
--- branches/5.2.x/core/units/page_revisions/page_revision_eh.php	(.../page_revision_eh.php)	(revision 15051)
+++ branches/5.2.x/core/units/page_revisions/page_revision_eh.php	(.../page_revision_eh.php)	(revision 15065)
@@ -129,8 +129,10 @@
 	 * Remembers, who created revision
 	 *
 	 * @param kEvent $event
+	 * @return void
+	 * @access protected
 	 */
-	function OnBeforeItemCreate(&$event)
+	protected function OnBeforeItemCreate(kEvent &$event)
 	{
 		parent::OnBeforeItemCreate($event);
 
@@ -149,8 +151,10 @@
 	 * Updates revision creation time
 	 *
 	 * @param kEvent $event
+	 * @return void
+	 * @access protected
 	 */
-	function OnBeforeItemUpdate(&$event)
+	protected function OnBeforeItemUpdate(kEvent &$event)
 	{
 		parent::OnBeforeItemUpdate($event);
 
@@ -167,8 +171,10 @@
 	 * Creates new content blocks based on source revision
 	 *
 	 * @param kEvent $event
+	 * @return void
+	 * @access protected
 	 */
-	function OnAfterItemCreate(&$event)
+	protected function OnAfterItemCreate(kEvent &$event)
 	{
 		parent::OnAfterItemCreate($event);
 
@@ -197,8 +203,10 @@
 	 * Mark revision as current, once it's approved
 	 *
 	 * @param kEvent $event
+	 * @return void
+	 * @access protected
 	 */
-	function OnAfterItemUpdate(&$event)
+	protected function OnAfterItemUpdate(kEvent &$event)
 	{
 		parent::OnAfterItemUpdate($event);
 
@@ -211,7 +219,7 @@
 			$page =& $this->Application->recallObject('c.revision', null, Array ('skip_autoload' => true));
 			/* @var $page kDBItem */
 
-			$page->Load( $object->GetDBField('PageId') );
+			$page->Load($object->GetDBField('PageId'));
 			$page->SetDBField('LiveRevisionNumber', $object->GetDBField('RevisionNumber'));
 			$page->Update();
 		}
@@ -241,13 +249,15 @@
 	 * Saves user draft into live revision
 	 *
 	 * @param kEvent $event
+	 * @return void
+	 * @access protected
 	 */
-	function OnSave(&$event)
+	protected function OnSave(kEvent &$event)
 	{
 		$revision_id = $this->getCurrentDraftRevision($event);
 
 		if ( $revision_id ) {
-			$object =& $event->getObject( Array('skip_autoload' => true) );
+			$object =& $event->getObject(Array ('skip_autoload' => true));
 			/* @var $object kDBItem */
 
 			$object->Load($revision_id);