Replace godep with dep

vendor/k8s.io/client-go/util/testing/tmpdir.go

@@ -0,0 +1,44 @@
+/*
+Copyright 2016 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 testing
+
+import (
+	"io/ioutil"
+	"os"
+)
+
+// MkTmpdir creates a temporary directory based upon the prefix passed in.
+// If successful, it returns the temporary directory path. The directory can be
+// deleted with a call to "os.RemoveAll(...)".
+// In case of error, it'll return an empty string and the error.
+func MkTmpdir(prefix string) (string, error) {
+	tmpDir, err := ioutil.TempDir(os.TempDir(), prefix)
+	if err != nil {
+		return "", err
+	}
+	return tmpDir, nil
+}
+
+// MkTmpdir does the same work as "MkTmpdir", except in case of
+// errors, it'll trigger a panic.
+func MkTmpdirOrDie(prefix string) string {
+	tmpDir, err := MkTmpdir(prefix)
+	if err != nil {
+		panic(err)
+	}
+	return tmpDir
+}