Add new extension API for VPN

extensions/browser/api/vpn_provider/vpn_provider_api.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "extensions/browser/api/vpn_provider/vpn_provider_api.h"
+
+namespace extensions {
+
+VpnProviderCreateConfigFunction::~VpnProviderCreateConfigFunction() {
+}
+
+ExtensionFunction::ResponseAction VpnProviderCreateConfigFunction::Run() {
+  return RespondNow(OneArgument(new base::FundamentalValue(-1)));
+}
+
+VpnProviderDestroyConfigFunction::~VpnProviderDestroyConfigFunction() {
+}
+
+ExtensionFunction::ResponseAction VpnProviderDestroyConfigFunction::Run() {
+  return RespondNow(NoArguments());
+}
+
+VpnProviderSetParametersFunction::~VpnProviderSetParametersFunction() {
+}
+
+ExtensionFunction::ResponseAction VpnProviderSetParametersFunction::Run() {
+  return RespondNow(NoArguments());
+}
+
+VpnProviderSendPacketFunction::~VpnProviderSendPacketFunction() {
+}
+
+ExtensionFunction::ResponseAction VpnProviderSendPacketFunction::Run() {
+  return RespondNow(NoArguments());
+}
+
+VpnProviderNotifyConnectionStateChangedFunction::
+    ~VpnProviderNotifyConnectionStateChangedFunction() {
+}
+
+ExtensionFunction::ResponseAction
+VpnProviderNotifyConnectionStateChangedFunction::Run() {
+  return RespondNow(NoArguments());
+}
+
+}  // namespace extensions