if len(whs) > 1 {
		return fmt.Errorf("expected a single webhook for default revision")
	}
	webhook := whs[0]
	for i := range webhook.Webhooks {
		wh := webhook.Webhooks[i]
		// this is an abomination, but if this isn't a per-revision webhook, we want to make it ineffectual
		// without deleting it. Add a nonsense match.
		wh.NamespaceSelector = util.NeverMatch
		wh.ObjectSelector = util.NeverMatch
		webhook.Webhooks[i] = wh
	}

			// If oldpod != ready && newpod != ready, but the ambient annotation was added,
			// then assume this event was generated by the CNI plugin labeling the pod on startup,
			// and skip the event.
			//
			// This isn't perfect (someone could manually annotate an unready pod,
			// then install Istio, then the pod goes ready, and we'd miss capture) - but that
			// seems vanishingly unlikely
			wasReady := kube.CheckPodReadyOrComplete(oldPod)