The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/chromite/+/0bac12df5b1b79d63c1657769b0b707cc16dc86d

commit 0bac12df5b1b79d63c1657769b0b707cc16dc86d
Author: Ting-Yuan Huang <laszio@chromium.org>
Date: Sat Jan 07 01:24:55 2017

afdo: initialize gsurls before using it in AFDOUpdateEbuildStage

BUG= chromium:679109 
TEST=none

Change-Id: I37c121716233478ca36127a46cde50f2e8c80049
Reviewed-on: https://chromium-review.googlesource.com/426058
Reviewed-by: Luis Lozano <llozano@chromium.org>
Tested-by: Ting-Yuan Huang <laszio@chromium.org>

[modify] https://crrev.com/0bac12df5b1b79d63c1657769b0b707cc16dc86d/cbuildbot/stages/afdo_stages.py

The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/chromite/+/146916092b2bc5fe12a1cf87fa39b037a90dcd5a

commit 146916092b2bc5fe12a1cf87fa39b037a90dcd5a
Author: Ting-Yuan Huang <laszio@chromium.org>
Date: Sat Jan 07 18:15:02 2017

afdo: fix a python syntax problem

BUG= chromium:679109 
TEST=none

Change-Id: I3c79c1aafb1be7270020c1b93343952343c53290
Reviewed-on: https://chromium-review.googlesource.com/425867
Reviewed-by: Luis Lozano <llozano@chromium.org>
Tested-by: Ting-Yuan Huang <laszio@chromium.org>

[modify] https://crrev.com/146916092b2bc5fe12a1cf87fa39b037a90dcd5a/cbuildbot/afdo.py