Roll Skia from 4b7eb38d3cbd to a1a9d1ca7ece (2 revisions)

https://skia.googlesource.com/skia.git/+log/4b7eb38d3cbd..a1a9d1ca7ece

2022-09-12 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 27383fa99bbd to 4258f175b8d9 (3 revisions)
2022-09-12 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from 8fdfd8be4e54 to 09446a6bfdb8 (5 revisions)

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 nscobie@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

Test: Presubmit checks will test this change.
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.
Bug: b/186777432
Change-Id: I1429523921816f0f19449f093b7563c5e022ed93