Roll src/third_party/catapult/ ef4265e56..6d0f862d8 (4 commits)

https://chromium.googlesource.com/catapult.git/+log/ef4265e56abb..6d0f862d8710

$ git log ef4265e56..6d0f862d8 --date=short --no-merges --format='%ad %ae %s'
2018-02-02 dtu [pinpoint] Remove _MAX_REPEAT_COUNT. Add Attempts one Change at a time.
2018-02-05 mcdavid Fix NamedDeviceTemporaryDirectory leak with contextlib_ext.Optional
2018-02-05 eakuefner [Telemetry] Simplify and test HtmlOutputFormatter
2018-02-05 eakuefner [Telemetry] Use ShouldAddValue to filter histograms

Created with:
  roll-dep src/third_party/catapult
BUG=809192


The AutoRoll server is located here: https://catapult-roll.skia.org

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel
TBR=sullivan@chromium.org

Change-Id: I52864e65189f7e09ceebcc9c59d45c7e50860925
Reviewed-on: https://chromium-review.googlesource.com/902960
Commit-Queue: catapult-chromium-autoroll <catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Reviewed-by: catapult-chromium-autoroll <catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#534570}

DEPS

@@ -135,7 +135,7 @@ 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': 'ef4265e56abb299336e97abdfb4b3ab09adace48',
+  'catapult_revision': '6d0f862d8710234adb12711499c00d623a66873a',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.