Roll third_party/SwiftShader 131a1ba8d06a..afc52b0b26d7 (7 commits)
Roll third_party/SwiftShader 131a1ba8d06a..afc52b0b26d7 (7 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/131a1ba8d06a..afc52b0b26d7

git log 131a1ba8d06a..afc52b0b26d7 --date=short --no-merges --format='%ad %ae %s'
2019-11-25 bclayton@google.com Fix build: Do not return stack temporary.
2019-11-25 bclayton@google.com Fix chrome build: Use spaces (not tabs) in .gn files (2/2)
2019-11-25 bclayton@google.com Fix chrome build: Use spaces (not tabs) in .gn files
2019-11-22 chrisforbes@google.com Fix vkGetDescriptorSetLayoutSupport implementation
2019-11-22 srisser@google.com Log unsupported extensions used in pNext structs
2019-11-22 sugoi@google.com Handle new device extension properties
2019-11-22 swiftshader.regress@gmail.com Regres: Update test lists @ 698235ce

Created with:
  gclient setdep -r third_party/SwiftShader@afc52b0b26d7

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 aa371ec5c940a0ded89f7ed95bce84faebcf51df@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

Bug: None
Tbr: aa371ec5c940a0ded89f7ed95bce84faebcf51df@google.com
Change-Id: Ia87fd46f9df69ec256ce3b6458bd7e9fe2b66f50
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1932035
Reviewed-by: angle-autoroll <09ea9b8bac6cceb6ec3b72e615745c3a1e982ce2@skia-public.iam.gserviceaccount.com>
Commit-Queue: angle-autoroll <09ea9b8bac6cceb6ec3b72e615745c3a1e982ce2@skia-public.iam.gserviceaccount.com>

ppy/angle,ppy/angle,ppy/angle,ppy/angle