Remove ListValue::Append(new {Fundamental,String}Value(...)) pattern in //extensions

extensions/browser/event_router.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 "extensions/browser/event_router.h"
 
 #include <stddef.h>
 
 #include <tuple>
 #include <utility>
@@ skipping 388 matching lines @@
       events.insert(event);
   }
   return events;
 }
 
 void EventRouter::SetRegisteredEvents(const std::string& extension_id,
                                       const std::set<std::string>& events) {
   ListValue* events_value = new ListValue;
   for (std::set<std::string>::const_iterator iter = events.begin();
        iter != events.end(); ++iter) {
-    events_value->Append(new base::StringValue(*iter));
+    events_value->AppendString(*iter);
   }
   extension_prefs_->UpdateExtensionPref(
       extension_id, kRegisteredEvents, events_value);
 }
 
 void EventRouter::AddFilterToEvent(const std::string& event_name,
                                    const std::string& extension_id,
                                    const DictionaryValue* filter) {
   ExtensionPrefs::ScopedDictionaryUpdate update(
       extension_prefs_, extension_id, kFilteredEvents);
@@ skipping 486 matching lines @@
                                      const std::string& extension_id,
                                      const GURL& listener_url,
                                      content::BrowserContext* browser_context)
     : event_name(event_name),
       extension_id(extension_id),
       listener_url(listener_url),
       browser_context(browser_context) {
 }
 
 }  // namespace extensions