Add a ComboboxModel and strings for the account chooser's "More" button.

chrome/browser/ui/passwords/account_chooser_more_combobox_model.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/passwords/account_chooser_more_combobox_model.h"
+
+#include "base/logging.h"
+#include "chrome/grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+
+const int AccountChooserMoreComboboxModel::INDEX_MORE = 0;
+const int AccountChooserMoreComboboxModel::INDEX_LEARN_MORE = 1;
+const int AccountChooserMoreComboboxModel::INDEX_SETTINGS = 2;
+
+AccountChooserMoreComboboxModel::AccountChooserMoreComboboxModel() = default;
+
+AccountChooserMoreComboboxModel::~AccountChooserMoreComboboxModel() = default;
+
+int AccountChooserMoreComboboxModel::GetItemCount() const {
+  return 3;
+}
+
+base::string16 AccountChooserMoreComboboxModel::GetItemAt(int index) {
+  switch (index) {
+    default:
+      NOTREACHED();
+    case INDEX_MORE:
+      return l10n_util::GetStringUTF16(
+          IDS_CREDENTIAL_MANAGEMENT_ACCOUNT_CHOOSER_MORE);
+    case INDEX_LEARN_MORE:
+      return l10n_util::GetStringUTF16(
+          IDS_CREDENTIAL_MANAGEMENT_ACCOUNT_CHOOSER_LEARN_MORE);
+    case INDEX_SETTINGS:
+      return l10n_util::GetStringUTF16(
+          IDS_CREDENTIAL_MANAGEMENT_ACCOUNT_CHOOSER_PASSWORDS_LINK);
+  }
+}
+
+bool AccountChooserMoreComboboxModel::IsItemSeparatorAt(int index) {
+  return false;
+}
+
+int AccountChooserMoreComboboxModel::GetDefaultIndex() const {
+  return 0;
+}
+
+bool AccountChooserMoreComboboxModel::IsItemEnabledAt(int index) const {
+  return true;
+}