chromium/chrome/test/data/extensions/api_test/tabs/get_current/a.js

// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

window.onload = function() {
  chrome.tabs.getCurrent(function(tab) {
    chrome.runtime.sendMessage(tab);
  });
};