<!doctype html><html lang=zh itemscope itemtype=https://schema.org/WebPage><head><meta charset=utf-8><meta http-equiv=X-UA-Compatible content="IE=edge"><meta name=viewport content="width=device-width,initial-scale=1,shrink-to-fit=no"><meta name=theme-color content="#466BB0"><meta name=title content="宣布支持 1.8 到 1.10 的直接升级"><meta name=description content="迈向更顺畅的升级过程。"><meta name=author content="Mitch Connors (Google), Sam Naser (Google)"><meta name=keywords content="m