Roll third_party/externals/swiftshader 17dfe1b679af..8a587714cb9f (2 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/17dfe1b679af..8a587714cb9f


git log 17dfe1b679af..8a587714cb9f --date=short --no-merges --format='%ad %ae %s'
2018-10-22 capn@google.com Fix deterministic loops within conditional blocks.
2018-10-22 gordana.cmiljanovic@mips.com Add support for 32b MIPS architecture


Created with:
  gclient setdep -r third_party/externals/swiftshader@8a587714cb9f

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=brianosman@google.com

Change-Id: Ib5248f15c161c7061e9c1e8a2c48de6117c4841d
Reviewed-on: https://skia-review.googlesource.com/c/164161
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 6c62230..cc6bd32 100644
--- a/DEPS
+++ b/DEPS
@@ -30,7 +30,7 @@
   "third_party/externals/sfntly"          : "https://chromium.googlesource.com/external/github.com/googlei18n/sfntly.git@b18b09b6114b9b7fe6fc2f96d8b15e8a72f66916",
   "third_party/externals/spirv-headers"   : "https://skia.googlesource.com/external/github.com/KhronosGroup/SPIRV-Headers.git@661ad91124e6af2272afd00f804d8aa276e17107",
   "third_party/externals/spirv-tools"     : "https://skia.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools.git@e9e4393b1c5aad7553c05782acefbe32b42644bd",
-  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@17dfe1b679af1d3e39f45e1aeda86cb5a8401b4d",
+  "third_party/externals/swiftshader"     : "https://swiftshader.googlesource.com/SwiftShader@8a587714cb9f6efc69192481867d437014496b07",
   #"third_party/externals/v8"              : "https://chromium.googlesource.com/v8/v8.git@5f1ae66d5634e43563b2d25ea652dfb94c31a3b4",
   "third_party/externals/zlib"            : "https://chromium.googlesource.com/chromium/src/third_party/zlib@ea3ba903faac98b64b2bf8de5e98cd97b335a474",
   "third_party/externals/Nima-Cpp"      : "https://github.com/2d-inc/Nima-Cpp.git@4bd02269d7d1d2e650950411325eafa15defb084",