No code changes, just rebuilt with 1.9.4 that includes potential fix for
deadlocks on Windows.

R=iannucci@chromium.org
BUG=810072

Change-Id: Ic39de760657e86abb5667b6fd9d200e74b140aeb
Reviewed-on: https://chromium-review.googlesource.com/909725Reviewed-by: Robbie Iannucci <iannucci@chromium.org>
Commit-Queue: Vadim Shtayura <vadimsh@chromium.org>