Roll SwiftShader from 959f41988a18 to 31e28d20f878 (5 revisions)

https://swiftshader.googlesource.com/SwiftShader.git/+log/959f41988a18..31e28d20f878

2020-11-04 capn@google.com Switch Chromium/Fuchsia to use the LLVM ORCv2 JIT
2020-11-03 nicolascapens@google.com Clarify the ICD/loader compatibility
2020-11-03 swiftshader.regress@gmail.com Regres: Update test lists @ b5bf8269
2020-11-03 capn@google.com Set LLVM_ENABLE_ABI_BREAKING_CHECKS for Debug builds only
2020-11-03 jari.komppa@siru.fi Add script to verify proper Memset template use

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

Cq-Include-Trybots: skia/skia.primary:Test-Debian10-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
Bug: None
Tbr: bsalomon@google.com
Change-Id: Ic2b6b83a04351dec1a5de4447b93c44785002551
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/331863
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>

Author: skia-autoroll

DEPS

@@ -39,7 +39,7 @@ deps = {
   "third_party/externals/spirv-cross"     : "https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Cross@bdbef7b1f3982fe99a62d076043036abe6dd6d80",
   "third_party/externals/spirv-headers"   : "https://skia.googlesource.com/external/github.com/KhronosGroup/SPIRV-Headers.git@c0df742ec0b8178ad58c68cff3437ad4b6a06e26",
   "third_party/externals/spirv-tools"     : "https://skia.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools.git@e95fbfb1f509ad7a7fdfb72ac35fe412d72fc4a4",
-  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@959f41988a18e8511dcde1d646d798de4ea6b59d",
+  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@31e28d20f8783cda3bb6ec856459ebf3c15d21b7",
   #"third_party/externals/v8"              : "https://chromium.googlesource.com/v8/v8.git@5f1ae66d5634e43563b2d25ea652dfb94c31a3b4",
   "third_party/externals/wuffs"           : "https://skia.googlesource.com/external/github.com/google/wuffs.git@00cc8a50aa0c86b6bcb37e9ece8fb100047cc17b",
   "third_party/externals/zlib"            : "https://chromium.googlesource.com/chromium/src/third_party/zlib@eaf99a4e2009b0e5759e6070ad1760ac1dd75461",