base::ListValue::Append cleanup: pass unique_ptr instead of the released pointer.

chrome/browser/ui/webui/options/content_settings_handler.cc

 // Copyright (c) 2012 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/ui/webui/options/content_settings_handler.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <utility>
@@ skipping 1122 matching lines @@
     exception->SetString(site_settings::kSetting, setting_string);
 
     // Calculate the zoom percent from the factor. Round up to the nearest whole
     // number.
     int zoom_percent = static_cast<int>(
         content::ZoomLevelToZoomFactor(i->zoom_level) * 100 + 0.5);
     exception->SetString(kZoom, base::FormatPercent(zoom_percent));
     exception->SetString(
         site_settings::kSource, site_settings::kPreferencesSource);
     // Append the new entry to the list and map.
-    zoom_levels_exceptions.Append(exception.release());
+    zoom_levels_exceptions.Append(std::move(exception));
   }
 
   base::StringValue type_string(kZoomContentType);
   web_ui()->CallJavascriptFunctionUnsafe("ContentSettings.setExceptions",
                                          type_string, zoom_levels_exceptions);
 }
 
 void ContentSettingsHandler::UpdateExceptionsViewFromHostContentSettingsMap(
     ContentSettingsType type) {
   base::ListValue exceptions;
@@ skipping 491 matching lines @@
 
   // Exceptions apply only when the feature is enabled.
   PrefService* prefs = user_prefs::UserPrefs::Get(GetBrowserContext(web_ui()));
   bool enable_exceptions = prefs->GetBoolean(prefs::kEnableDRM);
   web_ui()->CallJavascriptFunctionUnsafe(
       "ContentSettings.enableProtectedContentExceptions",
       base::FundamentalValue(enable_exceptions));
 }
 
 }  // namespace options