npm_modules: Fork bower_components into Polymer 0.4.0 and 0.5.0 versions

polymer_0.4.0/bower_components/web-animations-js/test/bootstrap.js

 /**
  * Copyright 2013 Google Inc. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
@@ skipping 1246 matching lines @@
   // Override existing timing functions
   window.requestAnimationFrame =
     testharness_timeline.requestAnimationFrame.bind(testharness_timeline);
   window.performance.now = null;
   window.Date.now = testharness_timeline.now.bind(testharness_timeline);
 }
 
 window.inExploreMode = inExploreMode;
 
 })();