Roll Dawn from 2971eb674935 to 2bb8035ddc14 (3 revisions)

https://dawn.googlesource.com/dawn.git/+log/2971eb674935..2bb8035ddc14

2020-10-28 kainino@chromium.org Integrate deprecation testing into DawnTestBase
2020-10-28 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll Tint from e8dc46a8c88b to 5ede1190cf97 (1 revision)
2020-10-28 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll Tint from c23a5652bda1 to e8dc46a8c88b (2 revisions)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dawn-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: Id29654462a94a9cedcef7228533a76d3cb194668
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2506603Reviewed-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@{#822032}

DEPS

@@ -329,7 +329,7 @@ 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.
-  'dawn_revision': '2971eb6749352d057e534d99af0fbad0862da771',
+  'dawn_revision': '2bb8035ddc14c8ae40b8b18118ff3d786f72b752',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.