Roll src/third_party/catapult/ 8d87482f6..bffbf166f (1 commit)

https://chromium.googlesource.com/catapult.git/+log/8d87482f68b6..bffbf166f004

$ git log 8d87482f6..bffbf166f --date=short --no-merges --format='%ad %ae %s'
2018-03-22 simonhatch HistogramSet - Only merge histograms with stories.

Created with:
  roll-dep src/third_party/catapult


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.


TBR=sullivan@chromium.org

Change-Id: I07de3d5ced3b7faa2c034d19e30d07fe29da98fc
Reviewed-on: https://chromium-review.googlesource.com/979403Reviewed-by: catapult-chromium-autoroll <catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: catapult-chromium-autoroll <catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#545699}

DEPS

@@ -139,7 +139,7 @@ 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': '8d87482f68b6438fba08178c23be73ccd978da73',
+  'catapult_revision': 'bffbf166f004d3d44f13cc4672674ca580e09a49',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.