Convert //ios from scoped_ptr to std::unique_ptr.

ios/chrome/browser/sync/ios_chrome_profile_sync_service_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 IOS_CHROME_BROWSER_SYNC_IOS_CHROME_PROFILE_SYNC_SERVICE_FACTORY_H_
 #define IOS_CHROME_BROWSER_SYNC_IOS_CHROME_PROFILE_SYNC_SERVICE_FACTORY_H_
 

[noyau (Ping after 24h), 2016/04/07 13:34:05]

#include <memory>

 #include "base/macros.h"
 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
 
 namespace base {
 template <typename T>
 struct DefaultSingletonTraits;
 }
 
 namespace ios {
 class ChromeBrowserState;
@@ skipping 15 matching lines @@
   static IOSChromeProfileSyncServiceFactory* GetInstance();
 
  private:
   friend struct base::DefaultSingletonTraits<
       IOSChromeProfileSyncServiceFactory>;
 
   IOSChromeProfileSyncServiceFactory();
   ~IOSChromeProfileSyncServiceFactory() override;
 
   // BrowserContextKeyedServiceFactory:
-  scoped_ptr<KeyedService> BuildServiceInstanceFor(
+  std::unique_ptr<KeyedService> BuildServiceInstanceFor(
       web::BrowserState* context) const override;
 };
 
 #endif  // IOS_CHROME_BROWSER_SYNC_IOS_CHROME_PROFILE_SYNC_SERVICE_FACTORY_H_