text: //// [protoInIndexer.ts]
  class X {
      constructor() {
          this['__proto__'] = null; // used to cause ICE
      }
  }
  
  //// [protoInIndexer.js]
  var X = /** @class */ (function () {
      function X() {
          this['__proto__'] = null; // used to cause ICE
      }
      return X;
  }());
  