Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/login/screens/terms_of_service_screen.h

 // Copyright (c) 2013 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_CHROMEOS_LOGIN_SCREENS_TERMS_OF_SERVICE_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_TERMS_OF_SERVICE_SCREEN_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/login/screens/base_screen.h"
 #include "chrome/browser/chromeos/login/screens/terms_of_service_screen_actor.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
 namespace net {
 class URLFetcher;
 }
 
 namespace chromeos {
@@ skipping 28 matching lines @@
   void StartDownload();
 
   // Abort the attempt to download the Terms of Service if it takes too long.
   void OnDownloadTimeout();
 
   // net::URLFetcherDelegate:
   void OnURLFetchComplete(const net::URLFetcher* source) override;
 
   TermsOfServiceScreenActor* actor_;
 
-  scoped_ptr<net::URLFetcher> terms_of_service_fetcher_;
+  std::unique_ptr<net::URLFetcher> terms_of_service_fetcher_;
 
   // Timer that enforces a custom (shorter) timeout on the attempt to download
   // the Terms of Service.
   base::OneShotTimer download_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(TermsOfServiceScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_TERMS_OF_SERVICE_SCREEN_H_