1<!DOCTYPE html>
2<!--
3Copyright (c) 2013 The Chromium Authors. All rights reserved.
4Use of this source code is governed by a BSD-style license that can be
5found in the LICENSE file.
6-->
7<link rel="import" href="/tracing/base/base.html">
8<script>
9'use strict';
10
11tr.exportTo('tr.ui.b', function() {
12  var constants = {
13    HEADING_WIDTH: 250
14  };
15
16  return {
17    constants: constants
18  };
19});
20</script>
21