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

chrome/browser/chromeos/settings/device_oauth2_token_service_delegate.cc

 // 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.
 
 #include "chrome/browser/chromeos/settings/device_oauth2_token_service_delegate.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 96 matching lines @@
 }
 
 void DeviceOAuth2TokenServiceDelegate::OnRefreshTokenResponse(
     const std::string& access_token,
     int expires_in_seconds) {
   gaia_oauth_client_->GetTokenInfo(access_token,
                                    max_refresh_token_validation_retries_, this);
 }
 
 void DeviceOAuth2TokenServiceDelegate::OnGetTokenInfoResponse(
-    scoped_ptr<base::DictionaryValue> token_info) {
+    std::unique_ptr<base::DictionaryValue> token_info) {
   std::string gaia_robot_id;
   token_info->GetString("email", &gaia_robot_id);
   gaia_oauth_client_.reset();
 
   CheckRobotAccountId(gaia_robot_id);
 }
 
 void DeviceOAuth2TokenServiceDelegate::OnOAuthError() {
   gaia_oauth_client_.reset();
   state_ = STATE_TOKEN_INVALID;
@@ skipping 187 matching lines @@
 }
 
 void DeviceOAuth2TokenServiceDelegate::ReportServiceError(
     GoogleServiceAuthError::State error) {
   if (validation_status_delegate_) {
     validation_status_delegate_->OnValidationCompleted(error);
   }
 }
 
 }  // namespace chromeos