diff --git a/vendor/github.com/coreos/etcd/etcdserver/api/v2http/httptypes/errors.go b/vendor/github.com/coreos/etcd/etcdserver/api/v2http/httptypes/errors.go
new file mode 100644
index 0000000..0657604
--- /dev/null
+++ b/vendor/github.com/coreos/etcd/etcdserver/api/v2http/httptypes/errors.go
@@ -0,0 +1,56 @@
+// Copyright 2015 The etcd 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 httptypes
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"github.com/coreos/pkg/capnslog"
+)
+
+var (
+	plog = capnslog.NewPackageLogger("github.com/coreos/etcd", "etcdserver/api/v2http/httptypes")
+)
+
+type HTTPError struct {
+	Message string `json:"message"`
+	// Code is the HTTP status code
+	Code int `json:"-"`
+}
+
+func (e HTTPError) Error() string {
+	return e.Message
+}
+
+func (e HTTPError) WriteTo(w http.ResponseWriter) error {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(e.Code)
+	b, err := json.Marshal(e)
+	if err != nil {
+		plog.Panicf("marshal HTTPError should never fail (%v)", err)
+	}
+	if _, err := w.Write(b); err != nil {
+		return err
+	}
+	return nil
+}
+
+func NewHTTPError(code int, m string) *HTTPError {
+	return &HTTPError{
+		Message: m,
+		Code:    code,
+	}
+}