[bootstrap/win] Roll bleeding edge entry bat.
[bootstrap/win] Roll bleeding edge entry bat.

Roll the bleeding-edge entry batch file into production. This follows
successful tested deployment of the batch file on canary systems.

BUG=chromium:746602
TEST=canary
R=40f3d43a28ebae3cb819288542e1c84d73d962d5@chromium.org, smut@chromium.org, 9f116ddb1b24f6fc1916a676eb17161b6c07dfc1@chromium.org

Change-Id: Iaee2a9b4d178ffff3da9a73f4538465bb5367e84
Reviewed-on: https://chromium-review.googlesource.com/580307
Reviewed-by: Vadim Shtayura <9f116ddb1b24f6fc1916a676eb17161b6c07dfc1@chromium.org>
Reviewed-by: Robbie Iannucci <40f3d43a28ebae3cb819288542e1c84d73d962d5@chromium.org>
Commit-Queue: Daniel Jacques <8400006a9338a0893dca0101ad49838955bd6b2c@chromium.org>

CoherentLabs/depot_tools,CoherentLabs/depot_tools