Switch to standard integer types in extensions/.

extensions/common/permissions/permission_message_test_util.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 "extensions/common/permissions/permission_message_test_util.h"
 
+#include <stddef.h>
+
 #include <algorithm>
 #include <iterator>
 
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "extensions/common/permissions/permission_message_provider.h"
 #include "extensions/common/permissions/permissions_data.h"
 
 namespace extensions {
@@ skipping 294 matching lines @@
     const std::vector<base::string16>& expected_messages,
     const std::vector<std::vector<base::string16>>& expected_submessages,
     bool check_order) {
   CHECK_EQ(expected_messages.size(), expected_submessages.size());
   return VerifyPermissionMessagesWithSubmessagesImpl(
       expected_messages, expected_submessages,
       permissions_data->GetPermissionMessages(), check_order);
 }
 
 }  // namespace extensions