Roll Skia from b60255033dde to 6dbeac51b44b (1 revision)

https://skia.googlesource.com/skia.git/+log/b60255033dde..6dbeac51b44b

2021-01-13 reed@google.com Begin to hide drawBitmap

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: I41174f74f131e321026574e37429a88823877f43
Reviewed-on: https://skia-review.googlesource.com/c/skiabot-test/+/353653
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 d95d31b..0059787 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': 'b60255033ddeb6a7e80f5699b0883b580d30dcbf',
+  'skia_revision': '6dbeac51b44b5c4237a552d43e1c37902d6f98c9',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.