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

chrome/browser/extensions/api/preference/chrome_direct_setting.cc

 // Copyright 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.
 
 #include "chrome/browser/extensions/api/preference/chrome_direct_setting.h"
 
 #include "base/containers/hash_tables.h"
 #include "base/lazy_instance.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/preference/chrome_direct_setting_api.h"
@@ skipping 18 matching lines @@
   std::string pref_key;
   EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &pref_key));
   EXTENSION_FUNCTION_VALIDATE(ChromeDirectSettingAPI::Get(GetProfile())
                                   ->IsPreferenceOnWhitelist(pref_key));
 
   const PrefService::Preference* preference =
       GetPrefService()->FindPreference(pref_key.c_str());
   EXTENSION_FUNCTION_VALIDATE(preference);
   const base::Value* value = preference->GetValue();
 
-  scoped_ptr<base::DictionaryValue> result(new base::DictionaryValue);
+  std::unique_ptr<base::DictionaryValue> result(new base::DictionaryValue);
   result->Set(preference_api_constants::kValue, value->DeepCopy());
   SetResult(result.release());
 
   return true;
 }
 
 GetDirectSettingFunction::~GetDirectSettingFunction() {}
 
 SetDirectSettingFunction::SetDirectSettingFunction() {}
 
@@ skipping 34 matching lines @@
   GetPrefService()->ClearPref(pref_key.c_str());
 
   return true;
 }
 
 ClearDirectSettingFunction::~ClearDirectSettingFunction() {}
 
 }  // namespace chromedirectsetting
 }  // namespace extensions