tryserver module's purpose is to provide high level API for patches.
Update it to use buildbucket.build.input.gerrit_changes[0].
Add helper properties for gerrit repo URL and gerrit ref.
This will be used by both bot_update and gclient.
R=hinoka@chromium.org, tandrii@chromium.org
Bug: 694348
Change-Id: I7eb416e75737310404c4354fa680fd3499eddaa7
Reviewed-on: https://chromium-review.googlesource.com/1211653
Commit-Queue: Nodir Turakulov <nodir@chromium.org>
Reviewed-by: Ryan Tseng <hinoka@chromium.org>
Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>
Reviewed-by: Edward Lesmes <ehmaldonado@chromium.org>
This will help remove confusion when depot_tools' recipes.py
ends up in PATH.
BUG=699120
Change-Id: Id4c21b0cc6bb022ea2c21145abe76bebb0a8d9c1
Reviewed-on: https://chromium-review.googlesource.com/458430
Commit-Queue: Paweł Hajdan Jr. <phajdan.jr@chromium.org>
Reviewed-by: Robbie Iannucci <iannucci@chromium.org>