Roll Tint from a388d56d9968 to 28ae1471bf2c (1 revision)

https://dawn.googlesource.com/tint.git/+log/a388d56d9968..28ae1471bf2c

2020-10-07 dsinclair@chromium.org Exclude spirv-tools from the all build target.

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 kainino@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

Bug: None
Tbr: kainino@google.com
Change-Id: I702c5e4e8a973d1689f9e191393033513aa13f7a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2457386Reviewed-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@{#814793}

DEPS

@@ -357,7 +357,7 @@ vars = {
   'ukey2_revision': '0275885d8e6038c39b8a8ca55e75d1d4d1727f47',
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'tint_revision': 'a388d56d996833842c3ab597979a1d744f1a29ed',
+  'tint_revision': '28ae1471bf2cfbd4e4ec3a0addcc0953d159a008',
 
   # TODO(crbug.com/941824): The values below need to be kept in sync
   # between //DEPS and //buildtools/DEPS, so if you're updating one,