Roll third_party/externals/swiftshader fbbfeb700295..21be09d8e699 (17 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/fbbfeb700295..21be09d8e699

git log fbbfeb700295..21be09d8e699 --date=short --first-parent --format='%ad %ae %s'
2019-12-18 sugoi@google.com Enable samplerAnisotropy
2019-12-18 chrisforbes@google.com Advertise variableMultisampleRate feature
2019-12-17 bclayton@google.com clang-format the src/WSI directory
2019-12-17 bclayton@google.com clang-format the src/Vulkan directory
2019-12-17 bclayton@google.com clang-format the src/System directory
2019-12-17 bclayton@google.com clang-format the src/Reactor directory
2019-12-17 bclayton@google.com clang-format the src/Pipeline directory
2019-12-17 bclayton@google.com clang-format the src/Device directory
2019-12-17 bclayton@google.com Start a custom .clang-format rule
2019-12-17 capn@google.com Remove spaces after control statements keywords
2019-12-17 sugoi@google.com Enable blending for 32FP formats
2019-12-17 capn@google.com Make use of vec<T, N> vector broadcasts
2019-12-17 capn@google.com Replace vector() and replicate() with float4 constructors
2019-12-17 capn@google.com Create a generic vec<T, N> class
2019-12-17 capn@google.com Typedef int4/float4 from a vec4<T> template
2019-12-17 capn@google.com Prefer alignas() over ALIGN()
2019-12-17 sugoi@google.com R11G11B10F support

Created with:
  gclient setdep -r third_party/externals/swiftshader@21be09d8e699

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 borenet@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: borenet@google.com
Change-Id: I5901ef3752effa8de48a525d77e5509a1b252376
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/260744
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