update cadvisor godeps to v0.33.0

vendor/github.com/google/cadvisor/container/containerd/handler.go

@@ -18,7 +18,6 @@ package containerd
 import (
 	"encoding/json"
 	"fmt"
-	"path"
 	"strings"
 	"time"
 
@@ -67,10 +66,7 @@ func newContainerdContainerHandler(
 	includedMetrics container.MetricSet,
 ) (container.ContainerHandler, error) {
 	// Create the cgroup paths.
-	cgroupPaths := make(map[string]string, len(cgroupSubsystems.MountPoints))
-	for key, val := range cgroupSubsystems.MountPoints {
-		cgroupPaths[key] = path.Join(val, name)
-	}
+	cgroupPaths := common.MakeCgroupPaths(cgroupSubsystems.MountPoints, name)
 
 	// Generate the equivalent cgroup manager for this container.
 	cgroupManager := &cgroupfs.Manager{