Use a direct include of the message_loop header in chrome/browser/, part 10.

chrome/browser/web_resource/promo_resource_service.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 "chrome/browser/web_resource/promo_resource_service.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/web_resource/notification_promo.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "components/user_prefs/pref_registry_syncable.h"
@@ skipping 148 matching lines @@
 }
 
 void PromoResourceService::Unpack(const DictionaryValue& parsed_json) {
   for (size_t i = 0; i < arraysize(kValidPromoTypes); ++i) {
     NotificationPromo notification_promo;
     notification_promo.InitFromJson(parsed_json, kValidPromoTypes[i]);
     if (notification_promo.new_notification())
       ScheduleNotification(notification_promo);
   }
 }