Roll src/third_party/SPIRV-Tools/src 0e68bb36327c..67ebe3f7aebe (2 commits)

https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools.git/+log/0e68bb36327c..67ebe3f7aebe


git log 0e68bb36327c..67ebe3f7aebe --date=short --no-merges --format='%ad %ae %s'
2018-10-19 stevenperron@google.com Add custom target to wrap around custom commands. (#1986)
2018-10-19 greg@lunarg.com Fix ADCE to treat OpUnreachable correctly during liveness analysis (#1984)


Created with:
  gclient setdep -r src/third_party/SPIRV-Tools/src@67ebe3f7aebe

The AutoRoll server is located here: https://autoroll.skia.org/r/spirv-tools-chromium-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.


TBR=dsinclair@chromium.org

Change-Id: I2efc4ff24e4f8f11ee84cca38316fd534c2e3466
Reviewed-on: https://chromium-review.googlesource.com/c/1291156Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#601170}

DEPS

@@ -218,7 +218,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'spv_tools_revision': '0e68bb36327cf7e1b125e41a29e5280855671b5e',
+  'spv_tools_revision': '67ebe3f7aebe73426a3bf9718dba56f051d75db5',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.