GitLab

https://chromium.googlesource.com/chromium/deps/icu.git/+log/4ae7482a..35f7e13

It includes
 35f7e13 Update ICU to 64-2-rc
 ccb314e Fix config_data
 85768aa Add 32 more locales for Android (OFF by default)



Data size impact is small- just a couple K

To test, in v8 see the Japanese Era year change from 2019/4/30 to 2019/5/1
d8> d = new Date(Date.UTC(2019,3,30))
Mon Apr 29 2019 17:00:00 GMT-0700 (Pacific Daylight Time)
d8>  d.toLocaleDateString("ja-u-ca-japanese", {era: "long", timeZone: "Etc/UTC"})
"平成31年4月30日"
d8> d = new Date(Date.UTC(2019,4,1))
Tue Apr 30 2019 17:00:00 GMT-0700 (Pacific Daylight Time)
d8> d.toLocaleDateString("ja-u-ca-japanese", {era: "long", timeZone: "Etc/UTC"})
"令和1年5月1日"

Test: See above
Bug: 952501, 952305, 949885, 949962
Cq-Include-Trybots: luci.chromium.try:linux_layout_tests_layout_ng
Change-Id: I7626b48cb8258e3f54690e81d2eb04f1928315d1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1566724
Commit-Queue: Jungshik Shin <jshin@chromium.org>
Reviewed-by: Jungshik Shin <jshin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#650605}