Manually 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=640312,637904,645106,645720

TBR=catapult-sheriff@chromium.org, jbudorick@chromium.org

Review-Url: https://codereview.chromium.org/2326063004
Cr-Commit-Position: refs/heads/master@{#417833}
2 files changed