Roll third_party/externals/swiftshader 7521150ee200..543629bc5aa7 (1 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/7521150ee200..543629bc5aa7


git log 7521150ee200..543629bc5aa7 --date=short --no-merges --format='%ad %ae %s'
2019-01-28 capn@google.com Fix LLVM 3.0 build issue.


Created with:
  gclient setdep -r third_party/externals/swiftshader@543629bc5aa7

The AutoRoll server is located here: https://autoroll.skia.org/r/swiftshader-skia-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

CQ_INCLUDE_TRYBOTS=skia.primary:Test-Debian9-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
TBR=borenet@google.com

Change-Id: Ib7551ef0fbb54bd0796467d80b38a80fb8861bac
Reviewed-on: https://skia-review.googlesource.com/c/187326
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>