Add CHECK() in UdpSocketLibevent to debug crbug.com/452121

net/socket/socket_test_util.cc

 // Copyright (c) 2012 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 "net/socket/socket_test_util.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 1184 matching lines @@
 }
 
 int DeterministicMockUDPClientSocket::SetReceiveBufferSize(int32 size) {
   return OK;
 }
 
 int DeterministicMockUDPClientSocket::SetSendBufferSize(int32 size) {
   return OK;
 }
 
-void DeterministicMockUDPClientSocket::Close() {
+int DeterministicMockUDPClientSocket::Close() {
   connected_ = false;
+  return OK;
 }
 
 int DeterministicMockUDPClientSocket::GetPeerAddress(
     IPEndPoint* address) const {
   *address = peer_address_;
   return OK;
 }
 
 int DeterministicMockUDPClientSocket::GetLocalAddress(
     IPEndPoint* address) const {
@@ skipping 391 matching lines @@
 }
 
 int MockUDPClientSocket::SetReceiveBufferSize(int32 size) {
   return OK;
 }
 
 int MockUDPClientSocket::SetSendBufferSize(int32 size) {
   return OK;
 }
 
-void MockUDPClientSocket::Close() {
+int MockUDPClientSocket::Close() {
   connected_ = false;
+  return OK;
 }
 
 int MockUDPClientSocket::GetPeerAddress(IPEndPoint* address) const {
   *address = peer_addr_;
   return OK;
 }
 
 int MockUDPClientSocket::GetLocalAddress(IPEndPoint* address) const {
   IPAddressNumber ip;
   bool rv = ParseIPLiteralToNumber("192.0.2.33", &ip);
@@ skipping 383 matching lines @@
 
 const char kSOCKS5OkRequest[] =
     { 0x05, 0x01, 0x00, 0x03, 0x04, 'h', 'o', 's', 't', 0x00, 0x50 };
 const int kSOCKS5OkRequestLength = arraysize(kSOCKS5OkRequest);
 
 const char kSOCKS5OkResponse[] =
     { 0x05, 0x00, 0x00, 0x01, 127, 0, 0, 1, 0x00, 0x50 };
 const int kSOCKS5OkResponseLength = arraysize(kSOCKS5OkResponse);
 
 }  // namespace net