Switch to standard integer types in chrome/browser/, part 1 of 4.

chrome/browser/background_sync/background_sync_controller_factory.h

 // Copyright 2015 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.
 
 #ifndef CHROME_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_CONTROLLER_FACTORY_H_
 #define CHROME_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_CONTROLLER_FACTORY_H_
 
+#include "base/macros.h"
 #include "base/memory/singleton.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
 
 class BackgroundSyncControllerImpl;
 class Profile;
 
 class BackgroundSyncControllerFactory
     : public BrowserContextKeyedServiceFactory {
  public:
   static BackgroundSyncControllerImpl* GetForProfile(Profile* profile);
   static BackgroundSyncControllerFactory* GetInstance();
 
  private:
   friend struct base::DefaultSingletonTraits<BackgroundSyncControllerFactory>;
 
   BackgroundSyncControllerFactory();
   ~BackgroundSyncControllerFactory() override;
 
   // BrowserContextKeyedBaseFactory methods:
   KeyedService* BuildServiceInstanceFor(
       content::BrowserContext* context) const override;
   content::BrowserContext* GetBrowserContextToUse(
       content::BrowserContext* context) const override;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundSyncControllerFactory);
 };
 
 #endif  // CHROME_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_CONTROLLER_FACTORY_H_