diff --git a/backup/moodle2/restore_qtype_plugin.class.php b/backup/moodle2/restore_qtype_plugin.class.php
index 8a242f57a1f..56a8cda82a7 100644
--- a/backup/moodle2/restore_qtype_plugin.class.php
+++ b/backup/moodle2/restore_qtype_plugin.class.php
@@ -340,4 +340,13 @@ abstract class restore_qtype_plugin extends restore_plugin {
 
         return $contents;
     }
+
+    /**
+     * Returns one array with filearea => mappingname elements for the qtype
+     *
+     * Used by {@link get_components_and_fileareas} to know about all the qtype-     * files to be processed both in backup and restore.
+     */
+    public static function get_qtype_fileareas() {
+        // By default, return empty array, only qtypes having own fileareas wil-        return array();
+    }
 }
diff --git a/question/type/numerical/backup/moodle2/backup_qtype_numerical_plugin.class.php b/question/type/numerical/backup/moodle2/backup_qtype_numerical_plugin.class.php
index a0693955bd3..7b404b603d0 100644
--- a/question/type/numerical/backup/moodle2/backup_qtype_numerical_plugin.class.php
+++ b/question/type/numerical/backup/moodle2/backup_qtype_numerical_plugin.class.php
@@ -75,14 +75,4 @@ class backup_qtype_numerical_plugin extends backup_qtype_plugin {
 
         return $plugin;
     }
-
-    /**
-     * Returns one array with filearea => mappingname elements for the qtype
-     *
-     * Used by {@link get_components_and_fileareas} to know about all the qtype
-     * files to be processed both in backup and restore.
-     */
-    public static function get_qtype_fileareas() {
-        return array();
-    }
 }
diff --git a/question/type/numerical/backup/moodle2/restore_qtype_numerical_plugin.class.php b/question/type/numerical/backup/moodle2/restore_qtype_numerical_plugin.class.php
index 16649cc7a08..b2f102856e2 100644
--- a/question/type/numerical/backup/moodle2/restore_qtype_numerical_plugin.class.php
+++ b/question/type/numerical/backup/moodle2/restore_qtype_numerical_plugin.class.php
@@ -54,7 +54,6 @@ class restore_qtype_numerical_plugin extends restore_qtype_plugin {
         $elepath = $this->get_pathfor('/numerical_records/numerical_record');
         $paths[] = new restore_path_element($elename, $elepath);
 
-
         return $paths; // And we return the interesting paths
     }