Fixes for re-enabling more MSVC level 4 warnings: net/ edition

net/ftp/ftp_network_transaction_unittest.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/ftp/ftp_network_transaction.h"
 
 #include "build/build_config.h"
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
@@ skipping 1168 matching lines @@
   FtpSocketDataProviderEvilEpsv ctrl_socket("227 Portscan (||||)\r\n",
                                             FtpSocketDataProvider::PRE_QUIT);
   ExecuteTransaction(&ctrl_socket, "ftp://host/file", 1, ERR_INVALID_RESPONSE);
 }
 
 TEST_P(FtpNetworkTransactionTest, DownloadTransactionEvilEpsvReallyBadFormat5) {
   // This test makes no sense for IPv4 connections (we don't use EPSV there).
   if (GetFamily() == AF_INET)
     return;
 
-  const char response[] = "227 Portscan (\0\0\031773\0)\r\n";
+  // Breaking the string in the next line prevents MSVC warning C4125.
+  const char response[] = "227 Portscan (\0\0\031" "773\0)\r\n";
   FtpSocketDataProviderEvilEpsv ctrl_socket(response, sizeof(response)-1,
                                             FtpSocketDataProvider::PRE_QUIT);
   ExecuteTransaction(&ctrl_socket, "ftp://host/file", 1, ERR_INVALID_RESPONSE);
 }
 
 TEST_P(FtpNetworkTransactionTest, DownloadTransactionEvilEpsvUnsafePort1) {
   // This test makes no sense for IPv4 connections (we don't use EPSV there).
   if (GetFamily() == AF_INET)
     return;
 
@@ skipping 393 matching lines @@
                         FtpSocketDataProvider::PRE_TYPE,
                         "257 \"\"\r\n",
                         OK);
 }
 
 INSTANTIATE_TEST_CASE_P(FTP,
                         FtpNetworkTransactionTest,
                         ::testing::Values(AF_INET, AF_INET6));
 
 }  // namespace net