Roll Skia from 9a6efa6be2ca to 53cf44cfaf16 (1 revision)

https://skia.googlesource.com/skia.git/+log/9a6efa6be2ca..53cf44cfaf16

2020-10-14 adlai@google.com Migrate GrContextPriv & ivars to GrDirectContext

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/master/autoroll/README.md

Tbr: borenet@google.com
Change-Id: Ic3eb5943cb478844c477a4f17562700b67e20b78
Reviewed-on: https://skia-review.googlesource.com/c/skiabot-test/+/327022
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 6e3bc9b..f9101fc 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': '9a6efa6be2cace5430cc29dfb1cd37a6ae2d53ee',
+  'skia_revision': '53cf44cfaf16a5dd67181cb7cbd3ff6d728c918c',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.