Chrome请求出现Provisional headers are shown 解决

chrome 浏览器输入: chrome://net-internals/#events 查看事件追踪: 99529: URL_REQUEST https://localhost:9000/uitestcase/upload.api Start Time: 2018-12-12 16:27:28.502 t=4694 [st=0] +REQUEST_ALIVE [dt=5]

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