[ios] Creates ToolsMenuConstants file

ios/chrome/browser/ui/tools_menu/tools_menu_constants.mm

+// Copyright 2017 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 "ios/chrome/browser/ui/tools_menu/tools_menu_constants.h"
+
+NSString* const kToolsMenuNewTabId = @"kToolsMenuNewTabId";
+NSString* const kToolsMenuNewIncognitoTabId = @"kToolsMenuNewIncognitoTabId";
+NSString* const kToolsMenuCloseAllTabsId = @"kToolsMenuCloseAllTabsId";
+NSString* const kToolsMenuCloseAllIncognitoTabsId =
+    @"kToolsMenuCloseAllIncognitoTabsId";
+NSString* const kToolsMenuBookmarksId = @"kToolsMenuBookmarksId";
+NSString* const kToolsMenuReadingListId = @"kToolsMenuReadingListId";
+NSString* const kToolsMenuOtherDevicesId = @"kToolsMenuOtherDevicesId";
+NSString* const kToolsMenuHistoryId = @"kToolsMenuHistoryId";
+NSString* const kToolsMenuReportAnIssueId = @"kToolsMenuReportAnIssueId";
+NSString* const kToolsMenuFindInPageId = @"kToolsMenuFindInPageId";
+NSString* const kToolsMenuReaderMode = @"kToolsMenuReaderMode";
+NSString* const kToolsMenuRequestDesktopId = @"kToolsMenuRequestDesktopId";
+NSString* const kToolsMenuSettingsId = @"kToolsMenuSettingsId";
+NSString* const kToolsMenuHelpId = @"kToolsMenuHelpId";
+NSString* const kToolsMenuSuggestionsId = @"kToolsMenuSuggestionsId";