Roll Tint from 627732c40839 to 4c13659a2a39 (20 revisions)

https://dawn.googlesource.com/tint.git/+log/627732c40839..4c13659a2a39

2020-11-20 kainino@chromium.org Fix includes and BUILD.gn deps for gn check
2020-11-20 dneto@google.com Avoid floating point equality checks in tests
2020-11-20 sarahmashay@google.com [validation] add implementation and unit test for v-0031
2020-11-20 bclayton@google.com reader/wsgl: Improve error message for missing 'var'
2020-11-20 bclayton@google.com writer/hlsl: Emit texture builtin functions
2020-11-20 bclayton@google.com ast: Fix vector constructors in ValidCases()
2020-11-20 bclayton@google.com writer: Simplify floats when printed
2020-11-20 bclayton@google.com writer/hlsl: Clean up matrix type emission
2020-11-19 dsinclair@chromium.org [wgsl-writer] Emit access control type.
2020-11-19 dsinclair@chromium.org [wgsl-reader] Add support for read only storage buffers.
2020-11-19 dsinclair@chromium.org [hlsl-writer] Use `mul` method where required.
2020-11-19 bclayton@google.com writer/hlsl: Clean up vector type emission
2020-11-19 dneto@google.com spirv-reader: Rename a test class
2020-11-19 dneto@google.com spirv-reader: Convert handle types
2020-11-19 bclayton@google.com reader/wgsl: Improve errors for statements outside functions
2020-11-19 bclayton@google.com writer/spriv: Move IntrinsicTextureTest to its own file
2020-11-19 sarahmashay@google.com [validation] v-0015: runtime arrays cannot be declared in a function body.
2020-11-18 sarahmashay@google.com [validation] impl v-0015: runtime array may only appear last
2020-11-18 bclayton@google.com Implement textureSample builtins
2020-11-18 bclayton@google.com Move the ast node ownership from Context to Module

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

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: kainino@google.com
Change-Id: I7d77b96492c3307a21628b0cd17822a183be2df5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2552677Reviewed-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@{#829800}

DEPS

@@ -366,7 +366,7 @@ vars = {
   'ukey2_revision': '0275885d8e6038c39b8a8ca55e75d1d4d1727f47',
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'tint_revision': '627732c40839bb9de6c6cc06f5391cda45107c74',
+  'tint_revision': '4c13659a2a39df7435881b23c00742b557ed6474',
 
   # TODO(crbug.com/941824): The values below need to be kept in sync
   # between //DEPS and //buildtools/DEPS, so if you're updating one,