https://swiftshader.googlesource.com/SwiftShader.git/+log/024bf32587e5..b46b97c10c10

2021-05-22 swiftshader.regress@gmail.com Regres: Update test lists @ cbfa971a
2021-05-21 johnstiles@google.com Revert "Fix error in mat4x2(scalar) construction."
2021-05-21 capn@google.com Update llvm::ConstantVector::getSplat() usage to take ElementCount

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/swiftshader-angle-autoroll
Please CC cnorthrop@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

Bug: None
Tbr: cnorthrop@google.com
Change-Id: I527202ebc7dfd02bd129e85d5bdb50b6e24a3499
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2914993
Bot-Commit: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>