}
		if multiWatch {
			meshConfig := meshConfigMapData(cm, key)
			w.HandleMeshConfigData(meshConfig)
			return
		}
		// Original behavior - just per-revision config
		meshConfig, err := ReadConfigMap(cm, key)
		if err != nil {
			// Keep the last known config in case there's a misconfiguration issue.
			log.Errorf("failed to read mesh config from ConfigMap: %v", err)
			return
		}
		w.HandleMeshConfig(meshConfig)