Remove use of stl_util in search_engines.

chrome/browser/ui/search_engines/search_engine_tab_helper.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/search_engines/search_engine_tab_helper.h"
 
+#include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url_fetcher_factory.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/ui/search_engines/edit_search_engine_controller.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
 #include "components/search_engines/template_url.h"
 #include "components/search_engines/template_url_fetcher.h"
 #include "components/search_engines/template_url_service.h"
@@ skipping 194 matching lines @@
       controller.GetLastCommittedEntry()->GetFavicon().url;
   // If the favicon url isn't valid, it means there really isn't a favicon, or
   // the favicon url wasn't obtained before the load started. This assumes the
   // latter.
   // TODO(sky): Need a way to set the favicon that doesn't involve generating
   // its url.
   data.favicon_url = current_favicon.is_valid() ?
       current_favicon : TemplateURL::GenerateFaviconURL(params.referrer.url);
   data.safe_for_autoreplace = true;
   data.input_encodings.push_back(params.searchable_form_encoding);
-  url_service->Add(new TemplateURL(data));
+  url_service->Add(base::MakeUnique<TemplateURL>(data));
 }