Roll third_party/externals/swiftshader 430def835f9f..79b36b640692 (6 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/430def835f9f..79b36b640692

git log 430def835f9f..79b36b640692 --date=short --first-parent --format='%ad %ae %s'
2020-01-30 capn@google.com Fix use after free
2020-01-30 capn@google.com Have Kokoro accept imports from Piper
2020-01-30 amaiorano@google.com Subzero: fix incorrect cast
2020-01-30 capn@google.com Export Vulkan API entry functions
2020-01-30 capn@google.com Support LLVM 9+ build changes
2020-01-30 bclayton@google.com Regres: Fix unix build

Created with:
  gclient setdep -r third_party/externals/swiftshader@79b36b640692

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 reed@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/+/master/autoroll/README.md

Cq-Include-Trybots: skia/skia.primary:Test-Debian9-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
Bug: None
Tbr: reed@google.com
Change-Id: I4fbee67366621171f5ba4880b207ae3c85830aa0
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/268000
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
1 file changed