Use a direct include of the message_loop header in net/, part 1.

net/cert/nss_cert_database_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 <cert.h>
 #include <certdb.h>
 #include <pk11pub.h>
 
 #include <algorithm>
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/lazy_instance.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "crypto/nss_util.h"
 #include "crypto/nss_util_internal.h"
 #include "crypto/scoped_nss_types.h"
 #include "net/base/crypto_module.h"
 #include "net/base/net_errors.h"
 #include "net/base/test_data_directory.h"
@@ skipping 1008 matching lines @@
   EXPECT_EQ(NSSCertDatabase::TRUST_DEFAULT,
             cert_db_->GetCertTrust(certs2[0].get(), SERVER_CERT));
 
   new_certs = ListCertsInSlot(slot_->os_module_handle());
   ASSERT_EQ(2U, new_certs.size());
   EXPECT_STRNE(new_certs[0]->os_cert_handle()->nickname,
                new_certs[1]->os_cert_handle()->nickname);
 }
 
 }  // namespace net