Minor - comment unused code

src/Chamilo/UserBundle/Entity/User.php

@@ -1420,22 +1420,6 @@ class User implements UserInterface //implements ParticipantInterface, ThemeUser
         return $this->imageFile;
     }
 
-    /**
-     * @param string $imageName
-     */
-    public function setImageName($imageName)
-    {
-        $this->imageName = $imageName;
-    }
-
-    /**
-     * @return string
-     */
-    public function getImageName()
-    {
-        return $this->imageName;
-    }
-
     /**
      * @return string
      */