MDL-19812 Migrated calls to close_window_button()

diff --git a/mod/lesson/mediafile.php b/mod/lesson/mediafile.php
index a8cdcefc8b16d02eeb50cc00a771c69e7e283947..da74916b885eb3cc3e54365b25d6bee0cd3f9636 100644 (file)
--- a/mod/lesson/mediafile.php
+++ b/mod/lesson/mediafile.php
@@ -202,7 +202,7 @@
 
     if ($lesson->mediaclose) {
        echo '<div class="lessonmediafilecontrol">';
-       close_window_button();
+       echo $OUTPUT->close_window_button();
        echo '</div>';
     }