Use a direct include of the message_loop header in chrome/browser/, part 7.

chrome/browser/notifications/desktop_notification_service_unittest.cc

 // Copyright (c) 2011 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 "chrome/browser/notifications/desktop_notification_service.h"
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/web/WebNotificationPresenter.h"
 
 class DesktopNotificationServiceTest : public ChromeRenderViewHostTestHarness {
  protected:
@@ skipping 74 matching lines @@
   EXPECT_EQ(ContentSettingsPattern::FromURLNoWildcard(
                 GURL("http://denied2.com")),
             settings[3].primary_pattern);
   EXPECT_EQ(CONTENT_SETTING_BLOCK,
             settings[3].setting);
   EXPECT_EQ(ContentSettingsPattern::Wildcard(),
             settings[4].primary_pattern);
   EXPECT_EQ(CONTENT_SETTING_ASK,
             settings[4].setting);
 }