--- /dev/null
+'use strict';
+var global = require('./_global')
+ , dP = require('./_object-dp')
+ , DESCRIPTORS = require('./_descriptors')
+ , SPECIES = require('./_wks')('species');
+
+module.exports = function(KEY){
+ var C = global[KEY];
+ if(DESCRIPTORS && C && !C[SPECIES])dP.f(C, SPECIES, {
+ configurable: true,
+ get: function(){ return this; }
+ });
+};
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