Roll third_party/webgpu-headers/src/ 0d8deca32..b5ff182ca (1 commit)

https://chromium.googlesource.com/external/github.com/webgpu-native/webgpu-headers/+log/0d8deca328d6..b5ff182caa90

$ git log 0d8deca32..b5ff182ca --date=short --no-merges --format='%ad %ae %s'
2026-08-26 dsinclair Add fragment_depth feature (#600)

Created with:
  roll-dep third_party/webgpu-headers/src

Change-Id: Ie22a05a153232994abc73da0fddbc937926dcc51
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/336835
Commit-Queue: dan sinclair <dsinclair@chromium.org>
Commit-Queue: Kai Ninomiya <kainino@chromium.org>
Auto-Submit: dan sinclair <dsinclair@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
diff --git a/DEPS b/DEPS
index cca6c0d..6195185 100644
--- a/DEPS
+++ b/DEPS
@@ -551,7 +551,7 @@
 
   # Upstream webgpu.h headers for testing purposes
   'third_party/webgpu-headers/src': {
-    'url': '{chromium_git}/external/github.com/webgpu-native/webgpu-headers@0d8deca328d6bd74cad4d813aea4a1b839b00e4d',
+    'url': '{chromium_git}/external/github.com/webgpu-native/webgpu-headers@b5ff182caa90e53293f47939716281342c0812ba',
   },
 
   # Like the Node dependency, architectures are listed out explicitly instead of
diff --git a/src/dawn/dawn.json b/src/dawn/dawn.json
index 8a6236b..dc06ed8 100644
--- a/src/dawn/dawn.json
+++ b/src/dawn/dawn.json
@@ -4661,6 +4661,7 @@
             {"value": 11, "name": "immediate address space", "jsrepr": "'immediate_address_space'"},
             {"value": 12, "name": "buffer view", "jsrepr": "'buffer_view'"},
             {"value": 13, "name": "swizzle assignment", "jsrepr": "'swizzle_assignment'"},
+            {"value": 14, "name": "fragment depth", "jsrepr": "'fragment_depth'"},
 
             {"value": 0, "name": "chromium testing unimplemented", "jsrepr": "'chromium_testing_unimplemented'", "tags": ["dawn"]},
             {"value": 1, "name": "chromium testing unsafe experimental", "jsrepr": "'chromium_testing_unsafe_experimental'", "tags": ["dawn"]},
@@ -4669,8 +4670,7 @@
             {"value": 4, "name": "chromium testing shipped", "jsrepr": "'chromium_testing_shipped'", "tags": ["dawn"]},
             {"value": 5, "name": "sized binding array", "jsrepr": "'sized_binding_array'", "tags": ["dawn"]},
             {"value": 6, "name": "texel buffers", "jsrepr": "'texel_buffers'", "tags": ["dawn"]},
-            {"value": 7, "name": "chromium print", "jsrepr": "'chromium_print'", "tags": ["dawn"]},
-            {"value": 8, "name": "fragment depth", "jsrepr": "'fragment_depth'", "tags": ["dawn"]}
+            {"value": 7, "name": "chromium print", "jsrepr": "'chromium_print'", "tags": ["dawn"]}
         ]
     },
     "whole size" : {
diff --git a/third_party/webgpu-headers/README.chromium b/third_party/webgpu-headers/README.chromium
index 7a26f92..31a2258 100644
--- a/third_party/webgpu-headers/README.chromium
+++ b/third_party/webgpu-headers/README.chromium
@@ -4,7 +4,7 @@
 Update Mechanism: Autoroll
 Security Critical: no
 Version: N/A
-Revision: 0d8deca328d6bd74cad4d813aea4a1b839b00e4d
+Revision: b5ff182caa90e53293f47939716281342c0812ba
 License: BSD-3-Clause
 License File: LICENSE
 Shipped: no
diff --git a/third_party/webgpu-headers/src b/third_party/webgpu-headers/src
index 0d8deca..b5ff182 160000
--- a/third_party/webgpu-headers/src
+++ b/third_party/webgpu-headers/src
@@ -1 +1 @@
-Subproject commit 0d8deca328d6bd74cad4d813aea4a1b839b00e4d
+Subproject commit b5ff182caa90e53293f47939716281342c0812ba