The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/6140d6c6a50690dbc0c7d30e753104883a9873a0

commit 6140d6c6a50690dbc0c7d30e753104883a9873a0
Author: catapult-deps-roller <catapult-deps-roller@chromium.org>
Date: Tue Dec 13 03:16:34 2016

Roll src/third_party/catapult/ 19565fdb1..c69690acc (12 commits).

https://chromium.googlesource.com/external/github.com/catapult-project/catapult.git/+log/19565fdb148a..c69690acc34b

$ git log 19565fdb1..c69690acc --date=short --no-merges --format='%ad %ae %s'
2016-12-12 charliea Upload the serial log file when we fail to retrieve the BattOr git hash
2016-12-12 jessimb Fixed mapreduce.yaml to name: entity_kind
2016-12-12 dtu [firefighter] Replace builder name regexes with more fuzzy matching.
2016-12-12 jessimb A MapReduce job to add units into the anomaly entity.
2016-12-12 benjhayden Fix mismatched curly braces in sinebow_color_generator_test.
2016-12-12 eakuefner Revert of [Telemetry] Add temporary logging to desktop_browser_finder (patchset #1 id:1 of https://codereview.chromium.org/2567783002/ )
2016-12-12 eakuefner [Telemetry] Introduce LegacyHtmlOutputFormatter
2016-12-12 rnephew [BattOr] Detect malformed git hashes.
2016-12-12 eakuefner [Telemetry] Pass --disable-gpu in run_tests if starting Xvfb
2016-12-12 nednguyen Move browser_test_runner.LoadAllTestsInModule to serially_executed_browser_test_case
2016-12-12 nednguyen [Telemetry] Fix flaky browser test due to duplicated system stubbing
2016-12-12 benjhayden Make ChartJsonConverter support UMA Histograms and single-story results.

BUG= 673411 , 636153 

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

If the roll is causing failures, see:
http://www.chromium.org/developers/tree-sheriffs/sheriff-details-chromium#TOC-Failures-due-to-DEPS-rolls

CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel
TBR=catapult-sheriff@chromium.org

Review-Url: https://codereview.chromium.org/2574623002
Cr-Commit-Position: refs/heads/master@{#438019}

[modify] https://crrev.com/6140d6c6a50690dbc0c7d30e753104883a9873a0/DEPS

Serial logs are now available on the builder Charlie will follow up.

It looks like this was the result of us not flushing the serial