| 'use strict'; | 
| var $ = require('../internals/export'); | 
| var isWellKnownSymbol = require('../internals/symbol-is-well-known'); | 
|   | 
| // `Symbol.isWellKnownSymbol` method | 
| // https://tc39.es/proposal-symbol-predicates/#sec-symbol-iswellknownsymbol | 
| // We should patch it for newly added well-known symbols. If it's not required, this module just will not be injected | 
| $({ target: 'Symbol', stat: true, forced: true }, { | 
|   isWellKnownSymbol: isWellKnownSymbol | 
| }); |