Remove redundant property initialization with `null`

diff --git a/files/lib/page/ConversationPage.class.php b/files/lib/page/ConversationPage.class.php
index 6311f73c8fdc8a8e9a78f5ccfa16850d772e4bc9..1afb9b2aeb0a9e5defc605cc9289b3313190c4e8 100644 (file)
--- a/files/lib/page/ConversationPage.class.php
+++ b/files/lib/page/ConversationPage.class.php
@@ -73,13 +73,13 @@ class ConversationPage extends MultipleLinkPage {
         * viewable conversation object
         * @var ViewableConversation
         */
-       public $conversation = null;
+       public $conversation;
        
        /**
         * conversation label list
         * @var ConversationLabelList
         */
-       public $labelList = null;
+       public $labelList;
        
        /**
         * message id
@@ -91,19 +91,19 @@ class ConversationPage extends MultipleLinkPage {
         * conversation message object
         * @var ConversationMessage
         */
-       public $message = null;
+       public $message;
        
        /**
         * modification log list object
         * @var ConversationLogModificationLogList
         */
-       public $modificationLogList = null;
+       public $modificationLogList;
        
        /**
         * list of participants
         * @var ConversationParticipantList
         */
-       public $participantList = null;
+       public $participantList;
        
        /**
         * @inheritDoc