Roll webgpu-headers to latest

Bug: chromium:42241081
Change-Id: I6724e680d52a346c7c76393086a456c7278efa73
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/188683
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Austin Eng <enga@chromium.org>
diff --git a/DEPS b/DEPS
index 9fd21a0..8969748 100644
--- a/DEPS
+++ b/DEPS
@@ -297,7 +297,7 @@
   },
 
   'third_party/webgpu-headers': {
-    'url': '{chromium_git}/external/github.com/webgpu-native/webgpu-headers@aef5e428a1fdab2ea770581ae7c95d8779984e0a',
+    'url': '{chromium_git}/external/github.com/webgpu-native/webgpu-headers@8049c324dc7b3c09dc96ea04cb02860f272c8686',
   },
 
   'third_party/khronos/OpenGL-Registry': {
diff --git a/third_party/webgpu-headers b/third_party/webgpu-headers
index aef5e42..8049c32 160000
--- a/third_party/webgpu-headers
+++ b/third_party/webgpu-headers
@@ -1 +1 @@
-Subproject commit aef5e428a1fdab2ea770581ae7c95d8779984e0a
+Subproject commit 8049c324dc7b3c09dc96ea04cb02860f272c8686