Roll src/third_party/SPIRV-Tools/src 80496f42a525..5994ae2a0450 (3 commits)

https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools.git/+log/80496f42a525..5994ae2a0450


git log 80496f42a525..5994ae2a0450 --date=short --no-merges --format='%ad %ae %s'
2019-02-20 stevenperron@google.com Start SPIRV-Tools 2019.3
2019-02-20 stevenperron@google.com Finalize SPIRV-Tools 2019.2
2019-02-20 9856269+sarahM0@users.noreply.github.com  OpAtomicLoad, OpAtomicStore, OpAtomicExchange can operate on int or float value. Except for Vulkan environment that only operates on int value. (#2385)


Created with:
  gclient setdep -r src/third_party/SPIRV-Tools/src@5994ae2a0450

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: I75861df5c10e562f8e7f19ad2e4a5fe40796b189
Reviewed-on: https://chromium-review.googlesource.com/c/1478936Reviewed-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@{#633760}

DEPS

@@ -237,7 +237,7 @@ 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': '80496f42a525342e1f59bbcc11c665acbd5592af',
+  'spv_tools_revision': '5994ae2a045015004cce24802dc47c33736486ea',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.