CL for Go version: https://crrev.com/c/1358868

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/tools/depot_tools/+/64a001ef13c8caf06ffe0354aba75e4c3f2f8684

commit 64a001ef13c8caf06ffe0354aba75e4c3f2f8684
Author: Sergiy Belozorov <sergiyb@chromium.org>
Date: Mon Dec 03 23:19:51 2018

Add support for retry command to buildbucket.py

R=nodir@chromium.org

Bug:  911143 
Change-Id: Ia506f51687a7e4636e16746483931298dfd22027
Reviewed-on: https://chromium-review.googlesource.com/c/1356520
Reviewed-by: Nodir Turakulov <nodir@chromium.org>
Commit-Queue: Sergiy Belozorov <sergiyb@chromium.org>

[modify] https://crrev.com/64a001ef13c8caf06ffe0354aba75e4c3f2f8684/buildbucket.py

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/6aa20f013414d789e8d72752a6885ef3d990d274

commit 6aa20f013414d789e8d72752a6885ef3d990d274
Author: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Date: Tue Dec 04 03:04:36 2018

Roll src/third_party/depot_tools d87b09662ee8..64a001ef13c8 (1 commits)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/d87b09662ee8..64a001ef13c8


git log d87b09662ee8..64a001ef13c8 --date=short --no-merges --format='%ad %ae %s'
2018-12-03 sergiyb@chromium.org Add support for retry command to buildbucket.py


Created with:
  gclient setdep -r src/third_party/depot_tools@64a001ef13c8

The AutoRoll server is located here: https://autoroll.skia.org/r/depot-tools-chromium-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.



BUG= chromium:911143 
TBR=agable@chromium.org

Change-Id: I8cf02c8854e28ccf1a360495e5a7eb10ce6e0a5e
Reviewed-on: https://chromium-review.googlesource.com/c/1359374
Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#613408}
[modify] https://crrev.com/6aa20f013414d789e8d72752a6885ef3d990d274/DEPS

The following revision refers to this bug:
  https://chromium.googlesource.com/infra/luci/luci-go.git/+/fc5549ac2f184d2a70086a7d6fd57e0f8269770d

commit fc5549ac2f184d2a70086a7d6fd57e0f8269770d
Author: Sergiy Belozorov <sergiyb@chromium.org>
Date: Wed Dec 05 10:54:44 2018

Add retry command to buildbucket tool

R=nodir@chromium.org, smut@chromium.org

Bug:  911143 
Change-Id: Ie2784304bfd3b4caa72b075ce6afcd2c11a4deab
Reviewed-on: https://chromium-review.googlesource.com/c/1358868
Reviewed-by: Nodir Turakulov <nodir@chromium.org>
Reviewed-by: smut <smut@google.com>
Commit-Queue: Sergiy Belozorov <sergiyb@chromium.org>

[modify] https://crrev.com/fc5549ac2f184d2a70086a7d6fd57e0f8269770d/buildbucket/client/cmd/buildbucket/main.go
[add] https://crrev.com/fc5549ac2f184d2a70086a7d6fd57e0f8269770d/buildbucket/client/cmd/buildbucket/retry.go