Re-assign TODOs in time_formatting.h

Change-Id: I0ab76534d1afcf7e5b0faaf0629f3687e1e8ec45
Reviewed-on: https://chromium-review.googlesource.com/c/1347064
Commit-Queue: Xi Cheng <chengx@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#610530}
1 file changed