Stop passing raw pointers to base::Value API in c/b/ui

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

 // Copyright 2014 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/supervised_user_import_handler.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <set>
@@ skipping 78 matching lines @@
           IDS_LEGACY_SUPERVISED_USER_NO_EXISTING_ERROR },
       { "supervisedUserSelectAvatarTitle",
           IDS_LEGACY_SUPERVISED_USER_SELECT_AVATAR_TITLE },
       { "supervisedUserSelectAvatarText",
           IDS_LEGACY_SUPERVISED_USER_SELECT_AVATAR_TEXT },
       { "supervisedUserSelectAvatarOk",
           IDS_LEGACY_SUPERVISED_USER_SELECT_AVATAR_OK },
   };
 
   RegisterStrings(localized_strings, resources, arraysize(resources));
-  localized_strings->Set("avatarIcons", GetAvatarIcons().release());
+  localized_strings->Set("avatarIcons", GetAvatarIcons());
 }
 
 void SupervisedUserImportHandler::InitializeHandler() {
   Profile* profile = Profile::FromWebUI(web_ui());
   if (!profile->IsSupervised()) {
     profile_observer_.Add(
         &g_browser_process->profile_manager()->GetProfileAttributesStorage());
     SupervisedUserSyncService* sync_service =
         SupervisedUserSyncServiceFactory::GetForProfile(profile);
     if (sync_service) {
@@ skipping 185 matching lines @@
     const std::string& key) {
   if (key == supervised_users::kChromeAvatarIndex)
     FetchSupervisedUsers();
 }
 
 void SupervisedUserImportHandler::OnErrorChanged() {
   FetchSupervisedUsers();
 }
 
 }  // namespace options