Roll src/third_party/catapult/ a87e87c2a..19282cf9d (2 commits)

https://chromium.googlesource.com/catapult.git/+log/a87e87c2a7f4..19282cf9d32d

$ git log a87e87c2a..19282cf9d --date=short --no-merges --format='%ad %ae %s'
2018-05-03 simonhatch Dashboard - Remove find_change_points_exp
2018-05-03 nednguyen Update method names in cache_temperature_unittes to be consistent with Telemetry code style

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: I0f989d1da63cc946bdd5cdc9c89bc17eb378abe5
Reviewed-on: https://chromium-review.googlesource.com/1042503Reviewed-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@{#555785}

DEPS

@@ -156,7 +156,7 @@ 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': 'a87e87c2a7f4894a1f2eb7e3bb4fe2915ff6c78e',
+  'catapult_revision': '19282cf9d32d6e656bc35dfea9e97c5b42d9e238',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.