es.reflect.delete-property.js
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es.reflect.delete-property.js
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	var $ = require('../internals/export');
	var anObject = require('../internals/an-object');
	var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;

	// `Reflect.deleteProperty` method
	// https://tc39.github.io/ecma262/#sec-reflect.deleteproperty
	$({ target: 'Reflect', stat: true }, {
	deleteProperty: function deleteProperty(target, propertyKey) {
	var descriptor = getOwnPropertyDescriptor(anObject(target), propertyKey);
	return descriptor && !descriptor.configurable ? false : delete target[propertyKey];
	}
	});