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

chrome/browser/ui/webui/settings/font_handler.cc

 // Copyright 2015 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/settings/font_handler.h"
 
 #include <stddef.h>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 116 matching lines @@
   for (size_t i = 0; i < list->GetSize(); i++) {
     base::ListValue* font;
     bool has_font = list->GetList(i, &font);
     DCHECK(has_font);
 
     base::string16 value;
     bool has_value = font->GetString(1, &value);
     DCHECK(has_value);
 
     bool has_rtl_chars = base::i18n::StringContainsStrongRTLChars(value);
-    font->Append(new base::StringValue(has_rtl_chars ? "rtl" : "ltr"));
+    font->AppendString(has_rtl_chars ? "rtl" : "ltr");
   }
 
   // Character encoding list.
   const std::vector<CharacterEncoding::EncodingInfo>* encodings;
   PrefService* pref_service = Profile::FromWebUI(web_ui())->GetPrefs();
   encodings = CharacterEncoding::GetCurrentDisplayEncodings(
       g_browser_process->GetApplicationLocale(),
       pref_service->GetString(prefs::kStaticEncodings),
       pref_service->GetString(prefs::kRecentlySelectedEncoding));
   DCHECK(!encodings->empty());
@@ skipping 23 matching lines @@
 
   GURL extension_url(extension_urls::GetWebstoreItemDetailURLPrefix());
   response.SetString(
       "extensionUrl",
       extension_url.Resolve(kAdvancedFontSettingsExtensionId).spec());
 
   ResolveJavascriptCallback(base::StringValue(callback_id), response);
 }
 
 }  // namespace settings