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

net/cookies/cookie_monster_perftest.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 <algorithm>
 
 #include "base/bind.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/perftimer.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/cookies/cookie_monster.h"
 #include "net/cookies/cookie_monster_store_test.h"
 #include "net/cookies/parsed_cookie.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
@@ skipping 357 matching lines @@
     setCookieCallback.SetCookie(cm.get(), gurl, cookie_line);
 
     PerfTimeLogger timer((std::string("GC_") + test_case.name).c_str());
     for (int i = 0; i < kNumCookies; i++)
       setCookieCallback.SetCookie(cm.get(), gurl, cookie_line);
     timer.Done();
   }
 }
 
 }  // namespace net