Remove some naked |new| statements in favor of MakeUnique.

net/http/http_network_transaction.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/http/http_network_transaction.h"
 
 #include <set>
+#include <string>

[mgersh, 2017/05/24 15:26:40]

(see comment on .h file)

[Bence, 2017/05/24 15:44:56]

Reverted.

 #include <utility>
 #include <vector>
 
 #include "base/base64url.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "base/format_macros.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram_macros.h"
@@ skipping 1753 matching lines @@
   if (headers->IsRedirect(nullptr)) {
     UMA_HISTOGRAM_BOOLEAN("Net.RedirectWithUnadvertisedContentEncoding",
                           !result);
     return true;
   }
 
   return result;
 }
 
 }  // namespace net