Declare visibility of class property in ContentHandler

Make $handlers protected. It's only used in MediaHandler and
ContentHandler.

Change-Id: I2cfc9273d4cf710fbcf01a8e70a93ae64de73579

diff --git a/includes/content/ContentHandler.php b/includes/content/ContentHandler.php
index d396570..1abe1fa 100644 (file)
--- a/includes/content/ContentHandler.php
+++ b/includes/content/ContentHandler.php
@@ -278,9 +278,9 @@ abstract class ContentHandler {
        }
 
        /**
-        * @var Array A Cache of ContentHandler instances by model id
+        * @var array A Cache of ContentHandler instances by model id
         */
-       static $handlers;
+       protected static $handlers;
 
        /**
         * Returns the ContentHandler singleton for the given model ID. Use the