Roll third_party/externals/swiftshader 481daed34f15..0bbf7ba9f909 (5 commits)
Roll third_party/externals/swiftshader 481daed34f15..0bbf7ba9f909 (5 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/481daed34f15..0bbf7ba9f909

git log 481daed34f15..0bbf7ba9f909 --date=short --first-parent --format='%ad %ae %s'
2020-02-17 amaiorano@google.com Cache callstack results to avoid expensive lookup
2020-02-17 amaiorano@google.com Subzero: add REACTOR_EMIT_PRINT_LOCATION support
2020-02-17 bclayton@google.com third_party: Add shell script that updates marl.
2020-02-17 amaiorano@google.com Implement rr::Print support for Subzero
2020-02-17 amaiorano@google.com Subzero: fix another load from constant data

Created with:
  gclient setdep -r third_party/externals/swiftshader@0bbf7ba9f909

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 f558143c2568be8d55575d13f30a1fc5cb8009d5@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: f558143c2568be8d55575d13f30a1fc5cb8009d5@google.com
Change-Id: I23715da549973117e42687f98435b14d1e7a12fc
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/271437
Reviewed-by: skia-autoroll <e034c62197df5622a9c1bef8b3e012f87a0a9840@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <e034c62197df5622a9c1bef8b3e012f87a0a9840@skia-public.iam.gserviceaccount.com>

aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia