Cherry-pick an upstream patch

http://bugs.icu-project.org/trac/ticket/13277

Also fix README.chromium file to refer to 59.1 instead of 58.1.

BUG=chromium:734093
TEST=None (upstream has a test but not included in the Chrome's copy of ICU)
TBR=avi@chromium.org

Change-Id: I0177d80d7c94199fdea107f891a922b67f0d8481
Reviewed-on: https://chromium-review.googlesource.com/574935
Reviewed-by: Jungshik Shin <jshin@chromium.org>
2 files changed