Create branch for Use char16_t for UChar

patch https://chromium-review.googlesource.com/c/chromium/deps/icu/+/2587736

TBR=jshin@chromium.org
Bug: 911896
Change-Id: I1eaa5fc79a31779f508c37cf93133f8d93bf7194
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/deps/icu/+/2589899
Reviewed-by: Frank Tang <ftang@chromium.org>
2 files changed