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

chrome/browser/ui/webui/site_settings_helper.h

 // Copyright 2016 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_UI_WEBUI_SITE_SETTINGS_HELPER_H_
 #define CHROME_BROWSER_UI_WEBUI_SITE_SETTINGS_HELPER_H_
 
 #include <map>
+#include <memory>
 #include <vector>
 
-#include "base/memory/scoped_ptr.h"
 #include "components/content_settings/core/common/content_settings.h"
 #include "components/content_settings/core/common/content_settings_pattern.h"
 #include "components/content_settings/core/common/content_settings_types.h"
 #include "content/public/browser/web_ui.h"
 
 class HostContentSettingsMap;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
@@ skipping 21 matching lines @@
 void GetExceptionsFromHostContentSettingsMap(
     const HostContentSettingsMap* map,
     ContentSettingsType type,
     content::WebUI* web_ui,
     base::ListValue* exceptions);
 
 // Returns exceptions constructed from the policy-set allowed URLs
 // for the content settings |type| mic or camera.
 void GetPolicyAllowedUrls(
     ContentSettingsType type,
-    std::vector<scoped_ptr<base::DictionaryValue>>* exceptions,
+    std::vector<std::unique_ptr<base::DictionaryValue>>* exceptions,
     content::WebUI* web_ui);
 
 }  // namespace site_settings
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SITE_SETTINGS_HELPER_H_