Roll DirectX Shader Compiler from 30114a5868fa to 1574879a29c0 (1 revision)

https://chromium.googlesource.com/external/github.com/microsoft/DirectXShaderCompiler.git/+log/30114a5868fa..1574879a29c0

2024-01-04 sudonatalie@google.com [SPIR-V] Remove dead code and correct Float16 docs (#6127)

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: I55fc1867d18c4c51747ad57242dd3d51a6cd1a15
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/168280
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
diff --git a/DEPS b/DEPS
index a9f6900..e2b8953 100644
--- a/DEPS
+++ b/DEPS
@@ -197,7 +197,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@30114a5868fa395b36bf314cba95419651128ea9',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@1574879a29c0b7e333c21f52b8a94f65dc03baa6',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index 30114a5..1574879 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit 30114a5868fa395b36bf314cba95419651128ea9
+Subproject commit 1574879a29c0b7e333c21f52b8a94f65dc03baa6