Roll Skia from 8c3adb8b1adb to 9671d0aa311b (1 revision)

https://skia.googlesource.com/skia.git/+log/8c3adb8b1adb..9671d0aa311b

2021-07-16 johnstiles@google.com Add checkbox to Viewer to force-enable Runtime Blends.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-skiabot-test-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/main/autoroll/README.md

Tbr: borenet@google.com
Change-Id: Iced2e6fa5c9f66f853783e45d0fabaa9821f3b9f
Reviewed-on: https://skia-review.googlesource.com/c/skiabot-test/+/429141
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 b03f548..f8b6a07 100644
--- a/DEPS
+++ b/DEPS
@@ -3,7 +3,7 @@
   # 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': '8c3adb8b1adb3b0eb9d6f3adba1d3552dbe281f0',
+  'skia_revision': '9671d0aa311b73d2231b53d4a812d1114896c1c3',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.