| ⇢ | A | PushNotificationForm added | |
| A | ↛ | PushNotificationForm removed |
| ⇢ | A | PushNotificationForm::pushNotification() added | |
| ⇢ | A | PushNotificationForm::render() added | |
| A | ↛ | PushNotificationForm::render() removed | |
| A | ↛ | PushNotificationForm::pushNotification() removed |