Roll Skia from 7c4aa813d33f to ca8191b0adef (3 revisions)

https://skia.googlesource.com/skia.git/+log/7c4aa813d33f..ca8191b0adef

2021-06-17 fmalita@chromium.org [androidkit] Add linear gradient
2021-06-17 reed@google.com Fix typo in link
2021-06-17 csmartdalton@google.com Revert "Use a custom FP for tessellation atlas clips"

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-lottie-ci-autoroll
Please CC borenet@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

Change-Id: Ib13f4d21328d5c8c9013230df6a2927b28f04040
Cq-Include-Trybots: skia/skia.primary:Housekeeper-PerCommit-InfraTests
Tbr: borenet@google.com
Reviewed-on: https://skia-review.googlesource.com/c/lottie-ci/+/419566
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 0f56e15..211f346 100644
--- a/DEPS
+++ b/DEPS
@@ -11,7 +11,7 @@
   # 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': '7c4aa813d33fda18be18df8e19fcd95e0ccf8d8f',
+  'skia_revision': 'ca8191b0adef35011e765156afdefa57c6e8fdd9',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.