Roll Tint from d1469c60c1ab to 9a644c7903ca (3 revisions)

https://dawn.googlesource.com/tint.git/+log/d1469c60c1ab..9a644c7903ca

2020-12-17 dneto@google.com spirv-reader: Restrict use of ConstOffset
2020-12-17 dneto@google.com [inspector] test interference between sampled and multisampled resources
2020-12-17 dneto@google.com Roll third_party/spirv-tools/ 2c458414c..8f4b35c33 (26 commits)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/tint-chromium-autoroll
Please CC rharrison@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Cq-Include-Trybots: luci.chromium.try:dawn-linux-x64-deps-rel;luci.chromium.try:dawn-mac-x64-deps-rel;luci.chromium.try:dawn-win10-x64-deps-rel;luci.chromium.try:dawn-win10-x86-deps-rel
Bug: None
Tbr: rharrison@google.com
Change-Id: Icb97063456bb4c69ff1674560ee8ed5209ef4796
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2597928Reviewed-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@{#838477}

DEPS

@@ -353,7 +353,7 @@ vars = {
   'ukey2_revision': '0275885d8e6038c39b8a8ca55e75d1d4d1727f47',
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'tint_revision': 'd1469c60c1ab5c96278d570aa93ef38b722b67e4',
+  'tint_revision': '9a644c7903caa792fc5f78ffe945289d802687df',
 
   # TODO(crbug.com/941824): The values below need to be kept in sync
   # between //DEPS and //buildtools/DEPS, so if you're updating one,