Roll Skia from ad6aeace6eee to 59d660c075bd (2 revisions)

https://skia.googlesource.com/skia.git/+log/ad6aeace6eee..59d660c075bd

2020-09-28 ethannicholas@google.com Revert "Revert "moved SkSL BoolLiteral data into IRNode""
2020-09-28 johnstiles@google.com Update OutParams unit test to demonstrate SkSL failure.

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 brianosman@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: brianosman@google.com
Change-Id: I58a2d4c4e667f379a145bd2816313123aa079d79
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2435628Reviewed-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@{#811254}

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': 'ad6aeace6eee78c652bc561b56e18a41a209947a',
+  'skia_revision': '59d660c075bdb287f09f0329eae239c8f541f31b',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.