It is time.

ui/base/models/simple_combobox_model.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 "ui/base/models/simple_combobox_model.h"
-
-namespace ui {
-
-SimpleComboboxModel::SimpleComboboxModel(
-    const std::vector<base::string16>& items)
-    : items_(items) {
-}
-
-SimpleComboboxModel::~SimpleComboboxModel() {
-}
-
-int SimpleComboboxModel::GetItemCount() const {
-  return items_.size();
-}
-
-base::string16 SimpleComboboxModel::GetItemAt(int index) {
-  return items_[index];
-}
-
-bool SimpleComboboxModel::IsItemSeparatorAt(int index) {
-  return items_[index].empty();
-}
-
-int SimpleComboboxModel::GetDefaultIndex() const {
-  return 0;
-}
-
-}  // namespace ui