Roll Dawn from 703ed278c32d to 6cc74dce933e (8 revisions)

https://dawn.googlesource.com/dawn.git/+log/703ed278c32d..6cc74dce933e

2022-02-17 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll Tint from 4a15605be725 to afb02e8ec7cd (1 revision)
2022-02-17 jiawei.shao@intel.com Add validation on format when creating a multisampled texture
2022-02-16 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll vulkan-deps from 6b02308bdccf to 956ca5369840 (3 revisions)
2022-02-16 ccameron@chromium.org Expand GetFormatEquivalentToIOSurfaceFormat
2022-02-16 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 13f7365e81be to 043a8084c1cb (4 revisions)
2022-02-16 enga@chromium.org Don't try to load libvulkan on Mac
2022-02-16 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from eeddb05040ba to afacf7f9967a (6 revisions)
2022-02-16 dawn-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 0863290dc7f6 to 13f7365e81be (10 revisions)

Also rolling transitive DEPS:
  https://dawn.googlesource.com/tint from 4a15605be725 to afb02e8ec7cd

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

To file a bug in Dawn: https://bugs.chromium.org/p/dawn/issues/entry
To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry

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/main/autoroll/README.md

Cq-Include-Trybots: skia/skia.primary:Build-Debian10-Clang-x86_64-Debug-Dawn
Bug: None
Tbr: kainino@google.com
Change-Id: I958339b7114b1726896ef3b8ad0e18c93e16f866
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/510097
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index a900a7a..9504f99 100644
--- a/DEPS
+++ b/DEPS
@@ -16,10 +16,10 @@
   "third_party/externals/d3d12allocator"  : "https://skia.googlesource.com/external/github.com/GPUOpen-LibrariesAndSDKs/D3D12MemoryAllocator.git@169895d529dfce00390a20e69c2f516066fe7a3b",
   # Dawn requires jinja2 and markupsafe for the code generator, tint for SPIRV compilation, and abseil for string formatting.
   # When the Dawn revision is updated these should be updated from the Dawn DEPS as well.
-  "third_party/externals/dawn"            : "https://dawn.googlesource.com/dawn.git@703ed278c32dbf5043a5ff6b5350caea5ed1126c",
+  "third_party/externals/dawn"            : "https://dawn.googlesource.com/dawn.git@6cc74dce933e6164dc5b2d3bf2cc4d1c8e2e4f2b",
   "third_party/externals/jinja2"          : "https://chromium.googlesource.com/chromium/src/third_party/jinja2@ee69aa00ee8536f61db6a451f3858745cf587de6",
   "third_party/externals/markupsafe"      : "https://chromium.googlesource.com/chromium/src/third_party/markupsafe@0944e71f4b2cb9a871bcbe353f95e889b64a611a",
-  "third_party/externals/tint"            : "https://dawn.googlesource.com/tint@4a15605be725129166edba4d3b00b19fc1a0da75",
+  "third_party/externals/tint"            : "https://dawn.googlesource.com/tint@afb02e8ec7cd8214034136b1290ebe800f217d72",
   "third_party/externals/abseil-cpp"      : "https://chromium.googlesource.com/chromium/src/third_party/abseil-cpp@789af048b388657987c59d4da406859034fe310f",
   "third_party/externals/dng_sdk"         : "https://android.googlesource.com/platform/external/dng_sdk.git@c8d0c9b1d16bfda56f15165d39e0ffa360a11123",
   "third_party/externals/egl-registry"    : "https://skia.googlesource.com/external/github.com/KhronosGroup/EGL-Registry@a0bca08de07c7d7651047bedc0b653cfaaa4f2ae",