Roll src/third_party/skia 6a5187a88958..3150d88ba4ca (9 commits)

https://skia.googlesource.com/skia.git/+log/6a5187a88958..3150d88ba4ca

git log 6a5187a88958..3150d88ba4ca --date=short --first-parent --format='%ad %ae %s'
2020-04-08 mtklein@google.com add Pixel CPU Test jobs
2020-04-08 egdaniel@google.com Update gpu flush semaphore contract.
2020-04-08 senorblanco@chromium.org Dawn: staging manager rewrite.
2020-04-08 fmalita@chromium.org [SVG] Fix spec links
2020-04-08 mtklein@google.com stifle leaks in terminator_CreateDevice()
2020-04-08 mtklein@google.com get skvm/llvm building again
2020-04-08 mtklein@google.com narrow use of fast_unwind_on_malloc=0
2020-04-08 mtklein@google.com shard ASAN bonusconfigs bot
2020-04-08 jvanverth@google.com Use fuzzier definition of zero-length segments in compute_intersection.

Created with:
  gclient setdep -r src/third_party/skia@3150d88ba4ca

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-autoroll
Please CC csmartdalton@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:linux-blink-rel;luci.chromium.try:linux-chromeos-compile-dbg;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: csmartdalton@google.com
Change-Id: Id362a0f080c0c8fa7965eba71e557cdfdd7875fa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2142479Reviewed-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@{#757539}

DEPS

@@ -175,7 +175,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': '6a5187a8895807f2412f6a4a1a209a859d4e93fb',
+  'skia_revision': '3150d88ba4ca076d7072bdc59502cfee2c0fc666',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.