Update go dependencies

vendor/k8s.io/kubernetes/pkg/volume/util/quota/quota.go

@@ -0,0 +1,48 @@
+/*
+Copyright 2018 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package quota
+
+import (
+	"k8s.io/apimachinery/pkg/api/resource"
+	utilfeature "k8s.io/apiserver/pkg/util/feature"
+	"k8s.io/kubernetes/pkg/features"
+	"k8s.io/kubernetes/pkg/util/mount"
+)
+
+// Interface -- quota interface
+type Interface interface {
+	// Does the path provided support quotas, and if so, what types
+	SupportsQuotas(m mount.Interface, path string) (bool, error)
+	// Assign a quota (picked by the quota mechanism) to a path,
+	// and return it.
+	AssignQuota(m mount.Interface, path string, poduid string, bytes *resource.Quantity) error
+
+	// Get the quota-based storage consumption for the path
+	GetConsumption(path string) (*resource.Quantity, error)
+
+	// Get the quota-based inode consumption for the path
+	GetInodes(path string) (*resource.Quantity, error)
+
+	// Remove the quota from a path
+	// Implementations may assume that any data covered by the
+	// quota has already been removed.
+	ClearQuota(m mount.Interface, path string, poduid string) error
+}
+
+func enabledQuotasForMonitoring() bool {
+	return utilfeature.DefaultFeatureGate.Enabled(features.LocalStorageCapacityIsolationFSQuotaMonitoring)
+}