Roll Skia from a957ac999bed to db0b9980fb24 (5 revisions)

https://skia.googlesource.com/skia.git/+log/a957ac999bed..db0b9980fb24

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://skia-autoroll.corp.goog/r/android-master-autoroll
Please CC scroggo@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

Test: Presubmit checks will test this change.
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.
Bug: b/172649321
Change-Id: I7e3aedef640607b22f4708f2b39ca40dd1fc4f69