Roll src/third_party/catapult/ da6d44e4a..c0b988891 (3 commits).

Roll src/third_party/catapult/ da6d44e4a..c0b988891 (3 commits).

https://chromium.googlesource.com/external/github.com/catapult-project/catapult.git/+log/da6d44e4a2a5..c0b988891fd1

$ git log da6d44e4a..c0b988891 --date=short --no-merges --format='%ad %ae %s'
2016-09-09 erikchen Add a new cpu time TBMv2 system health metric.
2016-09-09 nednguyen Update the lock operation in cloud_storage with better implementation using py_utils.lock
2016-09-09 rnephew [BattOr] Kill BattOr shell if there is a problem with communicating during clock sync.

BUG=640312, 637904, 645106
TBR=catapult-sheriff@chromium.org

[catapult-deps-roller, 2016-09-10 02:24:29]

The CQ bit was checked by catapult-deps-roller@chromium.org

[commit-bot: I haz the power, 2016-09-10 02:24:49]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-10 03:19:34]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-09-10 03:19:35]

Try jobs failed on following builders:
  linux_chromium_asan_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[catapult-deps-roller, 2016-09-10 03:20:01]

Commit queue failed; closing this roll.