diff --git a/lib/classes/output/notification.php b/lib/classes/output/notification.php
index e071d6ba12d..93f8b59f0d5 100644
--- a/lib/classes/output/notification.php
+++ b/lib/classes/output/notification.php
@@ -55,24 +55,6 @@ class notification implements \renderable, \templatable {
      */
     const NOTIFY_ERROR = 'error';
 
-    /**
-     * @deprecated
-     * A generic message.
-     */
-    const NOTIFY_MESSAGE = 'message';
-
-    /**
-     * @deprecated
-     * A message notifying the user that a problem occurred.
-     */
-    const NOTIFY_PROBLEM = 'problem';
-
-    /**
-     * @deprecated
-     * A notification of level 'redirect'.
-     */
-    const NOTIFY_REDIRECT = 'redirect';
-
     /**
      * @var string Message payload.
      */
@@ -102,7 +84,7 @@ class notification implements \renderable, \templatable {
      * Notification constructor.
      *
      * @param string $message the message to print out
-     * @param string $messagetype normally NOTIFY_PROBLEM or NOTIFY_SUCCESS.
+     * @param string $messagetype one of the NOTIFY_* constants..
      */
     public function __construct($message, $messagetype = null) {
         $this->message = $message;
@@ -112,13 +94,6 @@ class notification implements \renderable, \templatable {
         }
 
         $this->messagetype = $messagetype;
-
-        switch ($messagetype) {
-            case self::NOTIFY_PROBLEM:
-            case self::NOTIFY_REDIRECT:
-            case self::NOTIFY_MESSAGE:
-                debugging('Use of ' . $messagetype . ' has been deprecated. Please switch to an alternative type.');
-        }
     }
 
     /**