Roll src/third_party/SPIRV-Tools/src aef8f92b2bb6..1eb89172a82b (3 commits)

https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Tools.git/+log/aef8f92b2bb6..1eb89172a82b

git log aef8f92b2bb6..1eb89172a82b --date=short --no-merges --format='%ad %ae %s'
2019-08-23 8729214+jonahryandavis@users.noreply.github.com Add missing files to BUILD.gn (#2809)
2019-08-22 afdx@google.com Extend reducer to remove relaxed precision decorations (#2797)
2019-08-22 stevenperron@google.com Handle Id overflow in private-to-local (#2807)

Created with:
  gclient setdep -r src/third_party/SPIRV-Tools/src@1eb89172a82b

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.


CQ_INCLUDE_TRYBOTS=luci.chromium.try:android_angle_vk32_deqp_rel_ng;luci.chromium.try:android_angle_vk32_rel_ng;luci.chromium.try:android_angle_vk64_deqp_rel_ng;luci.chromium.try:android_angle_vk64_rel_ng;luci.chromium.try:linux_angle_deqp_rel_ng;luci.chromium.try:linux-angle-rel;luci.chromium.try:win-angle-rel-32;luci.chromium.try:win-angle-rel-64;luci.chromium.try:win-angle-deqp-rel-32;luci.chromium.try:win-angle-deqp-rel-64
TBR=radial-bots+chrome-roll@google.com,cwallez@chromium.org

Bug: None
Change-Id: I841c2fbd611193aa9dcdf39f683b07ab0b9ab5bc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1771378Reviewed-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@{#690302}

DEPS

@@ -279,7 +279,7 @@ 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': 'aef8f92b2bb67119d34ed1fb11b1d16c1ba7fa51',
+  'spv_tools_revision': '1eb89172a82b436d8037e8a8c29c80f7e1f7df74',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.