Roll Catapult from 171bd736f2ad to 15d5f65efa22 (1 revision)

https://chromium.googlesource.com/catapult.git/+log/171bd736f2ad..15d5f65efa22

2020-06-03 dberris@chromium.org auto-bisect: Support explicit opt-out

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/catapult-autoroll
Please CC wenbinzhang@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:chromeos-kevin-rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel
Bug: chromium:1087820
Tbr: wenbinzhang@google.com
Change-Id: Ib6bac675a14bf5a517bcedcd7b33900866471311
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2227688Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#774539}

DEPS

@@ -245,7 +245,7 @@ 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': '171bd736f2ad534f6adfb24b27b4cd3faac81b8f',
+  'catapult_revision': '15d5f65efa22587edf01e9c1b922bb32807c46ed',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.