| Index: chrome/content/ui/filters.xul | 
| =================================================================== | 
| --- a/chrome/content/ui/filters.xul | 
| +++ b/chrome/content/ui/filters.xul | 
| @@ -383,7 +383,7 @@ | 
| _backupError="&backup.error;" _restoreError="&restore.error;" | 
| _restoreCompleteWarning="&restore.complete.warning;" _restoreCustomWarning="&restore.custom.warning;" | 
| _restoreVersionWarning="&restore.minVersion.warning;" | 
| -      oncommand="if (event.target == this) Utils.runAsync(function() this.open = true, this);"> | 
| +      oncommand="if (event.target == this) Utils.runAsync(() => this.open = true);"> | 
| <menupopup onpopupshowing="Backup.fillRestorePopup();"> | 
| <menuitem id="backup" key="backup-key" label="&backup.label;…" oncommand="Backup.backupToFile();"/> | 
| <menuseparator/> | 
|  |