MDL-40055 mod_assign: get_name() uses get_string() not lang_string

mod/assign/classes/event/all_submissions_downloaded.php

@@ -63,10 +63,10 @@ class all_submissions_downloaded extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_all_submissions_downloaded', 'mod_assign');
+        return get_string('event_all_submissions_downloaded', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/assessable_submitted.php

@@ -88,10 +88,10 @@ class assessable_submitted extends \core\event\assessable_submitted {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_assessable_submitted', 'mod_assign');
+        return get_string('event_assessable_submitted', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/extension_granted.php

@@ -63,10 +63,10 @@ class extension_granted extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_extension_granted', 'mod_assign');
+        return get_string('event_extension_granted', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/identities_revealed.php

@@ -63,10 +63,10 @@ class identities_revealed extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_identities_revealed', 'mod_assign');
+        return get_string('event_identities_revealed', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/marker_updated.php

@@ -63,10 +63,10 @@ class marker_updated extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_marker_updated', 'mod_assign');
+        return get_string('event_marker_updated', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/submission_duplicated.php

@@ -63,10 +63,10 @@ class submission_duplicated extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_submission_duplicated', 'mod_assign');
+        return get_string('event_submission_duplicated', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/submission_graded.php

@@ -63,10 +63,10 @@ class submission_graded extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_submission_graded', 'mod_assign');
+        return get_string('event_submission_graded', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/submission_locked.php

@@ -63,10 +63,10 @@ class submission_locked extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_submission_locked', 'mod_assign');
+        return get_string('event_submission_locked', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/submission_status_updated.php

@@ -63,10 +63,10 @@ class submission_status_updated extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_submission_status_updated', 'mod_assign');
+        return get_string('event_submission_status_updated', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/submission_unlocked.php

@@ -63,10 +63,10 @@ class submission_unlocked extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_submission_unlocked', 'mod_assign');
+        return get_string('event_submission_unlocked', 'mod_assign');
     }
 
     /**

mod/assign/classes/event/workflow_state_updated.php

@@ -63,10 +63,10 @@ class workflow_state_updated extends \core\event\base {
     /**
      * Return localised event name.
      *
-     * @return \lang_string
+     * @return string
      */
     public static function get_name() {
-        return new \lang_string('event_workflow_state_updated', 'mod_assign');
+        return get_string('event_workflow_state_updated', 'mod_assign');
     }
 
     /**