Roll src/third_party/catapult/ 4c2a679b9..6a5ce5c1d (1 commit).

https://chromium.googlesource.com/external/github.com/catapult-project/catapult.git/+log/4c2a679b9012..6a5ce5c1dff4

$ git log 4c2a679b9..6a5ce5c1d --date=short --no-merges --format='%ad %ae %s'
2016-12-14 eyaich Revert of [Telemetry] Increase timeout after sending SIGTERM (patchset #2 id:20001 of https://codereview.chromium.org/2568033003/ )

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/2574423002
Cr-Commit-Position: refs/heads/master@{#438634}

DEPS

@@ -96,7 +96,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling catapult
   # and whatever else without interference from each other.
-  'catapult_revision': '4c2a679b90126ba81af736f02eeec14683d43e14',
+  'catapult_revision': '6a5ce5c1dff46439e735135316e21b7355dde479',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.