MOBILE-1966 glossary: Avoid track duplicates on category listing

Author: crazyserver

www/addons/mod/glossary/controllers/index.js

@@ -215,10 +215,6 @@ angular.module('mm.addons.mod_glossary')
         showSpinnerAndFetch(false, false, true);
     };
 
-    $scope.trackBy = function(entry) {
-        return fetchMode + ':' + entry.id;
-    };
-
     // Confirm and Remove action.
     $scope.removeFiles = function() {
         $mmCourseHelper.confirmAndRemove(module, courseId);

www/addons/mod/glossary/templates/index.html

@@ -39,7 +39,7 @@ <h2>{{ 'mma.mod_glossary.entriestobesynced' | translate }}</h2>
                 </div>
 
                 <div class="list" ng-if="entries && entries.length > 0">
-                    <div ng-repeat="entry in entries track by trackBy(entry)">
+                    <div ng-repeat="entry in entries track by $index">
 
                         <div class="item item-divider" ng-if="showDivider(entries[$index], entries[$index - 1])">
                             <h2>{{getDivider(entries[$index])}}</h2>