8月20号可用
代码：
1.

javascript:require(["function-widget-1:share/util/shareFriend/createLinkShare.js"]).
prototype.makePrivatePassword=function()
{return prompt("请输入自定义4位密码：","hua4")}

2.

javascript:require(["function-widget-1:share/util/shareFriend/createLinkShare.js"]).
prototype.makePrivatePassword = () => 
{ return prompt("请输入自定义的密码", "hua4") }