remove unuse code in pkg/kubelet/util

Signed-off-by: qingwave <isguory@gmail.com>

pkg/kubelet/util/sliceutils/sliceutils.go

@@ -17,21 +17,10 @@ limitations under the License.
 package sliceutils
 
 import (
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
 )
 
-// StringInSlice returns true if s is in list
-func StringInSlice(s string, list []string) bool {
-	for _, v := range list {
-		if v == s {
-			return true
-		}
-	}
-
-	return false
-}
-
 // PodsByCreationTime makes an array of pods sortable by their creation
 // timestamps in ascending order.
 type PodsByCreationTime []*v1.Pod