// Put differently, if ListPodSandboxMetrics references a name that is not described in the initial
	// ListMetricDescriptors call, then the metric will not be broadcasted.
	ListMetricDescriptors(ctx context.Context) ([]*runtimeapi.MetricDescriptor, error)
	// ListPodSandboxMetrics retrieves the metrics for all pod sandboxes.
	ListPodSandboxMetrics(ctx context.Context) ([]*runtimeapi.PodSandboxMetrics, error)
}

	GetPortForward(ctx context.Context, podName, podNamespace string, podUID types.UID, portForwardOpts portforward.V4Options) (*url.URL, error)
	ListMetricDescriptors(ctx context.Context) ([]*runtimeapi.MetricDescriptor, error)
	ListPodSandboxMetrics(ctx context.Context) ([]*runtimeapi.PodSandboxMetrics, error)
}

	return m.runtimeService.CheckpointContainer(ctx, options)
}

func (m *kubeGenericRuntimeManager) ListMetricDescriptors(ctx context.Context) ([]*runtimeapi.MetricDescriptor, error) {
	return m.runtimeService.ListMetricDescriptors(ctx)
}

func (m *kubeGenericRuntimeManager) ListPodSandboxMetrics(ctx context.Context) ([]*runtimeapi.PodSandboxMetrics, error) {

	if containerName == "checkpointingFailure" {
		return fmt.Errorf("Returning error for test")
	}
	return nil
}

func (fk *fakeKubelet) ListMetricDescriptors(ctx context.Context) ([]*runtimeapi.MetricDescriptor, error) {
	return nil, nil
}

func (fk *fakeKubelet) ListPodSandboxMetrics(ctx context.Context) ([]*runtimeapi.PodSandboxMetrics, error) {
	return nil, nil

		return err
	}

	return nil
}

// ListMetricDescriptors gets the descriptors for the metrics that will be returned in ListPodSandboxMetrics.
func (kl *Kubelet) ListMetricDescriptors(ctx context.Context) ([]*runtimeapi.MetricDescriptor, error) {
	return kl.containerRuntime.ListMetricDescriptors(ctx)
}

// ListPodSandboxMetrics retrieves the metrics for all pod sandboxes.