Roll DirectX Shader Compiler from d9d9f3843938 to 496974907e2a (1 revision)

https://chromium.googlesource.com/external/github.com/microsoft/DirectXShaderCompiler.git/+log/d9d9f3843938..496974907e2a

2026-01-09 damyanp@microsoft.com Revert "Bump pynacl from 1.5.0 to 1.6.2 in /utils/git" (#8050)

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

To file a bug in DirectX Shader Compiler: https://github.com/microsoft/DirectXShaderCompiler/issues/new/choose
To file a bug in Dawn: https://bugs.chromium.org/p/dawn/issues/entry

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Bug: None
Tbr: kainino@google.com
Change-Id: Ib9a6065d6b608f78c46c6034c356afa96565201f
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/284135
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 1cf4ed9..d0ce13f 100644
--- a/DEPS
+++ b/DEPS
@@ -355,7 +355,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@d9d9f38439381f036d008593a16858274c79d101',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@496974907e2ac7666f8bc889287d174755703016',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index d9d9f38..4969749 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit d9d9f38439381f036d008593a16858274c79d101
+Subproject commit 496974907e2ac7666f8bc889287d174755703016