Roll third_party/externals/swiftshader bc98fbeec99b..1c9f24263e6c (2 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/bc98fbeec99b..1c9f24263e6c

git log bc98fbeec99b..1c9f24263e6c --date=short --first-parent --format='%ad %ae %s'
2020-03-19 sugoi@google.com Fix float to r11g11b10 conversion
2020-03-19 amaiorano@google.com marl: manually apply partial patch to fix x86 crashes

Created with:
  gclient setdep -r third_party/externals/swiftshader@1c9f24263e6c

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 egdaniel@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: egdaniel@google.com
Change-Id: I59074f5678ab74ba73e18af9d27c0e52fc4a24b9
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/278117
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