| ⇢ | A | ReportHandler added |
| ⇢ | A | PushSubscription::__construct() added | |
| ⇢ | A | ReportHandler::handleReport() added | |
| ⇢ | A | WebPushChannel::handleReports() added | |
| ⇢ | A | WebPushChannel::findSubscription() added | |
| ⇢ | A | HasPushSubscriptions::ownsPushSubscription() added | |
| ⇢ | A | PushSubscription::subscribable() added | |
| A | ↛ | WebPushChannel::deleteInvalidSubscriptions() removed | |
| A | ↛ | HasPushSubscriptions::pushSubscriptionBelongsToUse... removed | |
| A | ↛ | PushSubscription::user() removed |