Update vendor (github.com/mattermost)

vendor/github.com/mattermost/mattermost-server/model/webrtc.go

@@ -0,0 +1,39 @@
+// Copyright (c) 2017 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"encoding/json"
+	"io"
+)
+
+type WebrtcInfoResponse struct {
+	Token        string `json:"token"`
+	GatewayUrl   string `json:"gateway_url"`
+	StunUri      string `json:"stun_uri,omitempty"`
+	TurnUri      string `json:"turn_uri,omitempty"`
+	TurnPassword string `json:"turn_password,omitempty"`
+	TurnUsername string `json:"turn_username,omitempty"`
+}
+
+type GatewayResponse struct {
+	Status string `json:"janus"`
+}
+
+func GatewayResponseFromJson(data io.Reader) *GatewayResponse {
+	var o *GatewayResponse
+	json.NewDecoder(data).Decode(&o)
+	return o
+}
+
+func (o *WebrtcInfoResponse) ToJson() string {
+	b, _ := json.Marshal(o)
+	return string(b)
+}
+
+func WebrtcInfoResponseFromJson(data io.Reader) *WebrtcInfoResponse {
+	var o *WebrtcInfoResponse
+	json.NewDecoder(data).Decode(&o)
+	return o
+}