Manual roll Dawn DEPS with updated bazel build

Change-Id: Iac6b8a0b74fe23959f5ee814f4a30a5458ccf21e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/539936
Reviewed-by: John Stiles <johnstiles@google.com>
Auto-Submit: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
diff --git a/DEPS b/DEPS
index 6d06e9b..1da4ee7 100644
--- a/DEPS
+++ b/DEPS
@@ -14,7 +14,7 @@
   "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@b2004907a3543edf4c670449718cd6f547974383",
+  "third_party/externals/dawn"                   : "https://dawn.googlesource.com/dawn.git@6400e3bfc0cd31cb0edd3cd10b0c34588c864351",
   "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/abseil-cpp"             : "https://skia.googlesource.com/external/github.com/abseil/abseil-cpp.git@c5a424a2a21005660b182516eb7a079cd8021699",
diff --git a/third_party/BUILD.bazel b/third_party/BUILD.bazel
index 1f42172..aaeefc1 100644
--- a/third_party/BUILD.bazel
+++ b/third_party/BUILD.bazel
@@ -3197,6 +3197,8 @@
     "externals/dawn/src/tint/resolver/resolver_constants.cc",
     "externals/dawn/src/tint/resolver/sem_helper.cc",
     "externals/dawn/src/tint/resolver/sem_helper.h",
+    "externals/dawn/src/tint/resolver/uniformity.cc",
+    "externals/dawn/src/tint/resolver/uniformity.h",
     "externals/dawn/src/tint/resolver/validator.cc",
     "externals/dawn/src/tint/resolver/validator.h",
     "externals/dawn/src/tint/scope_stack.h",
@@ -3231,6 +3233,8 @@
     "externals/dawn/src/tint/transform/decompose_strided_array.h",
     "externals/dawn/src/tint/transform/decompose_strided_matrix.cc",
     "externals/dawn/src/tint/transform/decompose_strided_matrix.h",
+    "externals/dawn/src/tint/transform/disable_uniformity_analysis.cc",
+    "externals/dawn/src/tint/transform/disable_uniformity_analysis.h",
     "externals/dawn/src/tint/transform/expand_compound_assignment.cc",
     "externals/dawn/src/tint/transform/expand_compound_assignment.h",
     "externals/dawn/src/tint/transform/first_index_offset.cc",