text: /*
   * Copyright 2015 The Closure Compiler Authors.
   *
   * 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
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  var CLOSURE_DEFINED = {
    'jscomp.TRANSPILE': 'always',
  };
  
  /**
   * @fileoverview Deletes the browser's implementation of all ES6 libraries,
   * thus forcing the polyfills to be used unconditionally.
   */
  
  delete Array.of;
  delete Array.from;
  delete Array.prototype.entries;
  delete Array.prototype.keys;
  delete Array.prototype.values;
  delete Array.prototype.copyWithin;
  delete Array.prototype.fill;
  delete Array.prototype.find;
  delete Array.prototype.findIndex;
  delete Array.prototype.includes;
  
  delete Map;
  
  delete Math.acosh;
  delete Math.asinh;
  delete Math.atanh;
  delete Math.cbrt;
  delete Math.clz32;
  delete Math.cosh;
  delete Math.expm1;
  delete Math.hypot;
  delete Math.imul;
  delete Math.log10;
  delete Math.log1p;
  delete Math.log2;
  delete Math.sign;
  delete Math.sinh;
  delete Math.tanh;
  delete Math.trunc;
  
  delete Number.EPSILON;
  delete Number.MAX_SAFE_INTEGER;
  delete Number.MIN_SAFE_INTEGER;
  delete Number.isFinite;
  delete Number.isInteger;
  delete Number.isNaN;
  delete Number.isSafeInteger;
  
  delete Object.assign;
  delete Object.entries;
  delete Object.getOwnPropertyDescriptors;
  delete Object.getOwnPropertySymbols;
  delete Object.is;
  delete Object.setPrototypeOf;
  delete Object.values;
  
  delete Promise;
  delete Reflect;
  delete Set;
  
  delete String.fromCodePoint;
  delete String.prototype.codePointAt;
  delete String.prototype.endsWith;
  delete String.prototype.includes;
  delete String.prototype.padEnd;
  delete String.prototype.padStart;
  delete String.prototype.repeat;
  delete String.prototype.startsWith;
  
  delete Symbol;
  
  delete WeakMap;
  delete WeakSet;
  