From 2214117cd1bb009f0ff6de0b53dd514e360365b9 Mon Sep 17 00:00:00 2001
From: RyderXia <ryder.xia@sap.com>
Date: Tue, 21 Jul 2020 16:57:36 +0800
Subject: [PATCH] clean up unused var containerCache

---
 pkg/kubelet/metrics/metrics.go   | 3 +--
 pkg/kubelet/pleg/generic_test.go | 4 +---
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/pkg/kubelet/metrics/metrics.go b/pkg/kubelet/metrics/metrics.go
index 96c83683fe8..91ee37c8a0e 100644
--- a/pkg/kubelet/metrics/metrics.go
+++ b/pkg/kubelet/metrics/metrics.go
@@ -29,7 +29,6 @@ import (
 	utilfeature "k8s.io/apiserver/pkg/util/feature"
 	"k8s.io/klog/v2"
 	"k8s.io/kubernetes/pkg/features"
-	kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
 )
 
 // This const block defines the metric names for the kubelet metrics.
@@ -369,7 +368,7 @@ var (
 var registerMetrics sync.Once
 
 // Register registers all metrics.
-func Register(containerCache kubecontainer.RuntimeCache, collectors ...metrics.StableCollector) {
+func Register(collectors ...metrics.StableCollector) {
 	// Register the metrics.
 	registerMetrics.Do(func() {
 		legacyregistry.MustRegister(NodeName)
diff --git a/pkg/kubelet/pleg/generic_test.go b/pkg/kubelet/pleg/generic_test.go
index 8c4f17b2e77..6ed03969fe1 100644
--- a/pkg/kubelet/pleg/generic_test.go
+++ b/pkg/kubelet/pleg/generic_test.go
@@ -650,9 +650,7 @@ func TestRelistIPChange(t *testing.T) {
 }
 
 func TestRunningPodAndContainerCount(t *testing.T) {
-	fakeRuntime := &containertest.FakeRuntime{}
-	runtimeCache, _ := kubecontainer.NewRuntimeCache(fakeRuntime)
-	metrics.Register(runtimeCache)
+	metrics.Register()
 	testPleg := newTestGenericPLEG()
 	pleg, runtime := testPleg.pleg, testPleg.runtime