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

chrome/browser/chromeos/policy/policy_oauth2_token_fetcher.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_POLICY_POLICY_OAUTH2_TOKEN_FETCHER_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_POLICY_OAUTH2_TOKEN_FETCHER_H_
 
+#include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "google_apis/gaia/gaia_auth_consumer.h"
 #include "google_apis/gaia/oauth2_access_token_consumer.h"
 
 class GaiaAuthFetcher;
 class OAuth2AccessTokenFetcher;
 
 namespace net {
 class URLRequestContextGetter;
 }
@@ skipping 69 matching lines @@
 
   // Passes |token| and |error| to the |callback_|.
   void ForwardPolicyToken(const std::string& token,
                           const GoogleServiceAuthError& error);
 
   // Auth code which is used to retreive a refresh token.
   std::string auth_code_;
 
   scoped_refptr<net::URLRequestContextGetter> auth_context_getter_;
   scoped_refptr<net::URLRequestContextGetter> system_context_getter_;
-  scoped_ptr<GaiaAuthFetcher> refresh_token_fetcher_;
-  scoped_ptr<OAuth2AccessTokenFetcher> access_token_fetcher_;
+  std::unique_ptr<GaiaAuthFetcher> refresh_token_fetcher_;
+  std::unique_ptr<OAuth2AccessTokenFetcher> access_token_fetcher_;
 
   // OAuth2 refresh token. Could come either from the outside or through
   // refresh token fetching flow within this class.
   std::string oauth2_refresh_token_;
 
   // OAuth2 access token.
   std::string oauth2_access_token_;
 
   // The retry counter. Increment this only when failure happened.
   int retry_count_ = 0;
 
   // True if we have already failed to fetch the policy.
   bool failed_ = false;
 
   // The callback to invoke when done.
   TokenCallback callback_;
 
   DISALLOW_COPY_AND_ASSIGN(PolicyOAuth2TokenFetcher);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_POLICY_OAUTH2_TOKEN_FETCHER_H_