Roll SwiftShader from 3ab17bd731f6 to d85a7a27b272 (10 revisions)

https://swiftshader.googlesource.com/SwiftShader.git/+log/3ab17bd731f6..d85a7a27b272

2021-02-20 capn@google.com Simplify If/Else lowering
2021-02-20 capn@google.com Don't materialize on insertion block changes
2021-02-20 capn@google.com Implement scalar replacement of aggregates
2021-02-20 capn@google.com Report back the Subzero optimizer results
2021-02-19 capn@google.com Fix lowering and optimization of 64-bit absolute addresses
2021-02-19 capn@google.com Eliminate code randomization support from Subzero
2021-02-19 amaiorano@google.com Fix Win32SurfaceKHR::getSurfaceCapabilities asserting when hwnd is no longer valid
2021-02-19 srisser@google.com Update requested SPIR-V Tools version to 1.5
2021-02-19 amaiorano@google.com Make vkGetPhysicalDeviceSurfaceCapabilitiesKHR provide a return code
2021-02-19 adelva@google.com Revert "Revert "Enable named mmap usage on Android""

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 fmalita@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: fmalita@google.com
Change-Id: Ie1e11d23e647401ef46a879b94200e49727e8ef1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/373481
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 8f488fd..5d3f353 100644
--- a/DEPS
+++ b/DEPS
@@ -40,7 +40,7 @@
   "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@3ab17bd731f6d171c0a4a2ce68ebe7c0d33b0871",
+  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@d85a7a27b27269741a779a72f33436b83d98687c",
   #"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@c876c8f87101c5a75f6014b0f832499afeb65b73",