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

chrome/browser/chromeos/login/easy_unlock/bootstrap_user_context_initializer.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/chromeos/login/easy_unlock/bootstrap_user_context_initializer.h"
 
 #include <vector>
 
 #include "base/strings/string_util.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 149 matching lines @@
                                kMaxGaiaRetries, this);
 }
 
 void BootstrapUserContextInitializer::OnRefreshTokenResponse(
     const std::string& access_token,
     int expires_in_seconds) {
   token_fetcher_->GetUserInfo(access_token, kMaxGaiaRetries, this);
 }
 
 void BootstrapUserContextInitializer::OnGetUserInfoResponse(
-    scoped_ptr<base::DictionaryValue> user_info) {
+    std::unique_ptr<base::DictionaryValue> user_info) {
   std::string email;
   std::string gaia_id;
   if (!user_info->GetString("email", &email) ||
       !user_info->GetString("id", &gaia_id)) {
     LOG(ERROR) << "Bad user info.";
     Notify(false);
     return;
   }
 
   user_context_.SetAccountId(user_manager::known_user::GetAccountId(
@@ skipping 22 matching lines @@
       EasyUnlockService::Get(ProfileHelper::GetSigninProfile());
   service->RemoveObserver(this);
 
   service->AttemptAuth(
       user_context_.GetAccountId(),
       base::Bind(&BootstrapUserContextInitializer::OnEasyUnlockAuthenticated,
                  weak_ptr_factory_.GetWeakPtr()));
 }
 
 }  // namespace chromeos