Convert Pass()→std::move() in //chrome

chrome/browser/supervised_user/legacy/supervised_user_refresh_token_fetcher.cc

 // Copyright 2014 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/supervised_user/legacy/supervised_user_refresh_token_fetcher.h"
 
 #include "base/callback.h"
 #include "base/json/json_reader.h"
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
@@ skipping 282 matching lines @@
 SupervisedUserRefreshTokenFetcher::Create(
     OAuth2TokenService* oauth2_token_service,
     const std::string& account_id,
     const std::string& device_id,
     URLRequestContextGetter* context) {
   scoped_ptr<SupervisedUserRefreshTokenFetcher> fetcher(
       new SupervisedUserRefreshTokenFetcherImpl(oauth2_token_service,
                                                 account_id,
                                                 device_id,
                                                 context));
-  return fetcher.Pass();
+  return fetcher;
 }
 
 SupervisedUserRefreshTokenFetcher::~SupervisedUserRefreshTokenFetcher() {}