Clean up DockerLegacyService interface

Signed-off-by: Ciprian Hacman <ciprian@hakman.dev>

pkg/kubelet/kubelet.go

@@ -78,7 +78,6 @@ import (
 	"k8s.io/kubernetes/pkg/kubelet/images"
 	"k8s.io/kubernetes/pkg/kubelet/kubeletconfig"
 	"k8s.io/kubernetes/pkg/kubelet/kuberuntime"
-	"k8s.io/kubernetes/pkg/kubelet/legacy"
 	"k8s.io/kubernetes/pkg/kubelet/lifecycle"
 	"k8s.io/kubernetes/pkg/kubelet/logs"
 	"k8s.io/kubernetes/pkg/kubelet/metrics"
@@ -243,7 +242,6 @@ type Dependencies struct {
 	KubeletConfigController *kubeletconfig.Controller
 	RemoteRuntimeService    internalapi.RuntimeService
 	RemoteImageService      internalapi.ImageManagerService
-	dockerLegacyService     legacy.DockerLegacyService
 	// remove it after cadvisor.UsingLegacyCadvisorStats dropped.
 	useLegacyCadvisorStats bool
 }
@@ -608,7 +606,6 @@ func NewMainKubelet(kubeCfg *kubeletconfiginternal.KubeletConfiguration,
 
 	klet.resourceAnalyzer = serverstats.NewResourceAnalyzer(klet, kubeCfg.VolumeStatsAggPeriod.Duration, kubeDeps.Recorder)
 
-	klet.dockerLegacyService = kubeDeps.dockerLegacyService
 	klet.runtimeService = kubeDeps.RemoteRuntimeService
 
 	if kubeDeps.KubeClient != nil {
@@ -667,7 +664,6 @@ func NewMainKubelet(kubeCfg *kubeletconfiginternal.KubeletConfiguration,
 		kubeDeps.RemoteRuntimeService,
 		kubeDeps.RemoteImageService,
 		kubeDeps.ContainerManager.InternalContainerLifecycle(),
-		kubeDeps.dockerLegacyService,
 		klet.containerLogManager,
 		klet.runtimeClassManager,
 		seccompDefault,
@@ -1188,10 +1184,6 @@ type Kubelet struct {
 	// experimental behavior is desired.
 	experimentalHostUserNamespaceDefaulting bool
 
-	// dockerLegacyService contains some legacy methods for backward compatibility.
-	// It should be set only when docker is using non json-file logging driver.
-	dockerLegacyService legacy.DockerLegacyService
-
 	// StatsProvider provides the node and the container stats.
 	StatsProvider *stats.Provider