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   1  /**
   2  @license @nocompile
   3  Copyright (c) 2018 The Polymer Project Authors. All rights reserved.
   4  This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
   5  The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
   6  The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
   7  Code distributed by Google as part of the polymer project is also
   8  subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
   9  */
  10  (function(){/*
  11  
  12   Copyright (c) 2016 The Polymer Project Authors. All rights reserved.
  13   This code may only be used under the BSD style license found at
  14   http://polymer.github.io/LICENSE.txt The complete set of authors may be found
  15   at http://polymer.github.io/AUTHORS.txt The complete set of contributors may
  16   be found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by
  17   Google as part of the polymer project is also subject to an additional IP
  18   rights grant found at http://polymer.github.io/PATENTS.txt
  19  */
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  36  
  37  Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
  38  This code may only be used under the BSD style license found at
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  40  http://polymer.github.io/AUTHORS.txt The complete set of contributors may be
  41  found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as
  42  part of the polymer project is also subject to an additional IP rights grant
  43  found at http://polymer.github.io/PATENTS.txt
  44  */
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  55  The above copyright notice and this permission notice shall be included in
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  75  
  76  Copyright (c) 2018 The Polymer Project Authors. All rights reserved.
  77  This code may only be used under the BSD style license found at
  78  http://polymer.github.io/LICENSE.txt The complete set of authors may be found at
  79  http://polymer.github.io/AUTHORS.txt The complete set of contributors may be
  80  found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as
  81  part of the polymer project is also subject to an additional IP rights grant
  82  found at http://polymer.github.io/PATENTS.txt
  83  */
  84  var Wa=Object.prototype.toString;Object.prototype.toString=function(){return void 0===this?"[object Undefined]":null===this?"[object Null]":Wa.call(this)};Object.keys=function(a){return Object.getOwnPropertyNames(a).filter(function(b){return(b=Object.getOwnPropertyDescriptor(a,b))&&b.enumerable})};
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  87  
  88  Copyright (c) 2020 The Polymer Project Authors. All rights reserved.
  89  This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
  90  The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
  91  The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
  92  Code distributed by Google as part of the polymer project is also
  93  subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
  94  */
  95  var $a=document.createEvent("Event");$a.initEvent("foo",!0,!0);$a.preventDefault();if(!$a.defaultPrevented){var ab=Event.prototype.preventDefault;Event.prototype.preventDefault=function(){this.cancelable&&(ab.call(this),Object.defineProperty(this,"defaultPrevented",{get:function(){return!0},configurable:!0}))}}var bb=/Trident/.test(navigator.userAgent);
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  99  
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 101  This code may only be used under the BSD style license found at
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 104  found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as
 105  part of the polymer project is also subject to an additional IP rights grant
 106  found at http://polymer.github.io/PATENTS.txt
 107  */
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 129   The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
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 150  This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
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