不知道什么情况最新发了新版本一直提示这个错误，这是什么原因导致的，报错信息如下：

this.autofillHideDropdown is not a function
TypeError: this.autofillHideDropdown is not a function
at l.detached (https://servicewechat.com/lib/WAWebview.js:1:2015428)
at r.safeCallback (https://servicewechat.com/lib/WAWebview.js:1:647955)
at r.call (https://servicewechat.com/lib/WAWebview.js:1:647832)
at t (https://servicewechat.com/lib/WAWebview.js:1:666905)
at t (https://servicewechat.com/lib/WAWebview.js:1:666792)
at p (https://servicewechat.com/lib/WAWebview.js:1:667137)
at C (https://servicewechat.com/lib/WAWebview.js:1:673454)
at A.insertChildToElement (https://servicewechat.com/lib/WAWebview.js:1:673317)
at x (https://servicewechat.com/lib/WAWebview.js:1:674071)
at A.replaceChild (https://servicewechat.com/lib/WAWebview.js:1:674923)