优化：流媒体同步任务

liusuyi

2024-07-10 016aa105789fca71e86cdbb0d26a181812f200f9

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var global = require('../internals/global');
var isCallable = require('../internals/is-callable');
 
var WeakMap = global.WeakMap;
 
module.exports = isCallable(WeakMap) && /native code/.test(String(WeakMap));