WebAudioContext中scriptNode的onaudioprocess回调参数在安卓真机上是<Undefined>

微信版本号：8.0.16

复现代码：

let audioCtx = wx.createWebAudioContext();
let scriptNode = audioCtx.createScriptProcessor(512, 0, 2);
scriptNode.onaudioprocess = (event) => console.log(event);
scriptNode.connect(audioCtx.destination);