Roll src/third_party/chromite df0056acafd6..f145c8234627 (10 commits)

https://chromium.googlesource.com/chromiumos/chromite.git/+log/df0056acafd6..f145c8234627

git log df0056acafd6..f145c8234627 --date=short --first-parent --format='%ad %ae %s'
2019-11-28 fqj@chromium.org lib: add XkbToKcmConverter for VM Mst build
2019-11-28 vapier@chromium.org cbuildbot: validation_pool: drop unused module
2019-11-28 vapier@chromium.org signing: get unittests passing under Python 3
2019-11-28 mmortensen@google.com BuildAPI: Add unit tests and mocks for Artifacts service.
2019-11-28 chrome-bot@chromium.org Update config settings by config-updater.
2019-11-28 ahassani@chromium.org Revert "paygen: disable payload verification"
2019-11-28 sanikak@chromium.org auto_updater: Adding CheckPayloads() method to LabTransfer
2019-11-28 vapier@chromium.org cipd: fix bytes/string handling when downloading
2019-11-27 vapier@chromium.org cbuildbot: generic_builders: fix encoding when writing
2019-11-27 mmortensen@google.com BuildAPI: Add unit tests for Test service ChromiteUnitTest and DebugInfoTest.

Created with:
  gclient setdep -r src/third_party/chromite@f145c8234627

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/chromite-chromium-autoroll
Please CC chrome-os-gardeners@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Cq-Include-Trybots: luci.chromium.try:chromeos-kevin-rel
Bug: None
Tbr: chrome-os-gardeners@google.com
Change-Id: Ie38ff0ab81f074a6c88e5bb253bf324bff092f5d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1942489Reviewed-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@{#720003}

DEPS

@@ -862,7 +862,7 @@ deps = {
 
   # Build tools for Chrome OS. Note: This depends on third_party/pyelftools.
   'src/third_party/chromite': {
-      'url': Var('chromium_git') + '/chromiumos/chromite.git' + '@' + 'df0056acafd63b905cce86ab2b5a55c2ab24c0de',
+      'url': Var('chromium_git') + '/chromiumos/chromite.git' + '@' + 'f145c823462756f01ec3c4acac78f4bd4d745127',
       'condition': 'checkout_linux',
   },