code: function (name, languages) {
          var language = AddOnManager.language;
  
          if (language && AddOnManager.languageLoad !== false) {
            if (languages) {
              languages = ',' + languages + ',';
  
              // Load short form sv.js or long form sv_SE.js
              if (languages.indexOf(',' + language.substr(0, 2) + ',') != -1) {
                language = language.substr(0, 2);
              } else if (languages.indexOf(',' + language + ',') == -1) {
                return;
              }
            }
  
            ScriptLoader.ScriptLoader.add(this.urls[name] + '/langs/' + language + '.js');
          }
        }
docs: Loads a language pack for the specified add-on.
  
  @method requireLangPack
  @param {String} name Short name of the add-on.
  @param {String} languages Optional comma or space separated list of languages to check if it matches the name.