Update event_mon generated proto files

BUG=596226
TBR=sergeyberezin@chromium.org

Change-Id: Id69562004f4f508ceed81631cb2cd71a6f7eb6c5
Reviewed-on: https://chromium-review.googlesource.com/356430
Commit-Queue: Sergiy Byelozyorov <sergiyb@chromium.org>
Reviewed-by: Sergiy Byelozyorov <sergiyb@chromium.org>
Cr-Mirrored-From: https://chromium.googlesource.com/infra/infra
Cr-Mirrored-Commit: e1e6011d17caa8780234a4f411275c5b189d9a1f
1 file changed