Roll src/third_party/catapult 4b4e87913242..953cd08e70a0 (2 commits)

https://chromium.googlesource.com/catapult.git/+log/4b4e87913242..953cd08e70a0

git log 4b4e87913242..953cd08e70a0 --date=short --first-parent --format='%ad %ae %s'
2020-04-15 dproy@chromium.org [metrics] Implement Total Blocking Time metric
2020-04-15 dproy@chromium.org [tracing] Change TTI metric to use FCP as start point

Created with:
  gclient setdep -r src/third_party/catapult@953cd08e70a0

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 skyostil@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/+/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: None
Tbr: skyostil@google.com
Change-Id: Ied9dc7532c22a63f43ff54e12f8cdc2ef0184040
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2150613Reviewed-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@{#759289}

DEPS

@@ -238,7 +238,7 @@ 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': '4b4e8791324284c92a5e6a84d93ed9ccdbbd375e',
+  'catapult_revision': '953cd08e70a0eaefa2d21bae9713bf415303e149',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.