Roll Skia from 87d42e5d12b3 to 36b86aff6b71 (8 revisions)

https://skia.googlesource.com/skia.git/+log/87d42e5d12b3..36b86aff6b71

2020-08-24 jvanverth@google.com Revert "Remove ARC from Metal backend"
2020-08-24 rmistry@google.com Add documentation for 'Suggested Reviewers' button.
2020-08-24 jvanverth@google.com Remove ARC from Metal backend
2020-08-24 bungeman@google.com Fix SkBitmap::allocPixels logging
2020-08-24 rmistry@google.com Rename RecreateSKPs_Canary to RecreateSKPs_DryRun
2020-08-24 ethannicholas@google.com Fixed SkSL visitor to match previous node counts
2020-08-24 bungeman@google.com Move fontmgr_bounds labels to tight bounds
2020-08-24 johnstiles@google.com Factor out `validate` into separate method.

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 mtklein@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: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
Cq-Do-Not-Cancel-Tryjobs: true
Bug: None
Tbr: mtklein@google.com
Change-Id: I2ed4022cb0ca9c6af7579793855401cef1a00ef2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2372774Reviewed-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@{#801110}

DEPS

@@ -195,7 +195,7 @@ 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': '87d42e5d12b3ee4f35a521e399f3180f793644e9',
+  'skia_revision': '36b86aff6b714bd738cd92de726387de420f5486',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.