Updating dependency github.com/google/cadvisor to version 6a8d614

Signed-off-by: Davanum Srinivas <davanum@gmail.com>

vendor/github.com/google/cadvisor/container/common/BUILD

@@ -19,7 +19,7 @@ go_library(
         "//vendor/github.com/karrick/godirwalk:go_default_library",
         "//vendor/github.com/opencontainers/runc/libcontainer/cgroups:go_default_library",
         "//vendor/github.com/pkg/errors:go_default_library",
-        "//vendor/k8s.io/klog:go_default_library",
+        "//vendor/k8s.io/klog/v2:go_default_library",
         "//vendor/k8s.io/utils/inotify:go_default_library",
     ],
 )

vendor/github.com/google/cadvisor/container/common/container_hints.go

@@ -27,7 +27,7 @@ import (
 
 var ArgContainerHints = flag.String("container_hints", "/etc/cadvisor/container_hints.json", "location of the container hints file")
 
-type containerHints struct {
+type ContainerHints struct {
 	AllHosts []containerHint `json:"all_hosts,omitempty"`
 }
 
@@ -47,12 +47,12 @@ type networkInterface struct {
 	VethChild string `json:"veth_child,omitempty"`
 }
 
-func GetContainerHintsFromFile(containerHintsFile string) (containerHints, error) {
+func GetContainerHintsFromFile(containerHintsFile string) (ContainerHints, error) {
 	dat, err := ioutil.ReadFile(containerHintsFile)
 	if os.IsNotExist(err) {
-		return containerHints{}, nil
+		return ContainerHints{}, nil
 	}
-	var cHints containerHints
+	var cHints ContainerHints
 	if err == nil {
 		err = json.Unmarshal(dat, &cHints)
 	}

vendor/github.com/google/cadvisor/container/common/fsHandler.go

@@ -22,7 +22,7 @@ import (
 
 	"github.com/google/cadvisor/fs"
 
-	"k8s.io/klog"
+	"k8s.io/klog/v2"
 )
 
 type FsHandler interface {

vendor/github.com/google/cadvisor/container/common/helpers.go

@@ -31,7 +31,7 @@ import (
 	"github.com/opencontainers/runc/libcontainer/cgroups"
 	"github.com/pkg/errors"
 
-	"k8s.io/klog"
+	"k8s.io/klog/v2"
 )
 
 func DebugInfo(watches map[string][]string) map[string][]string {