--- src/tools/json_schema_compiler/cpp_util.py.orig	2024-12-08 18:35:12.604673841 +0100
+++ src/tools/json_schema_compiler/cpp_util.py	2024-12-20 14:33:48.193965844 +0100
@@ -11,9 +11,9 @@ import os
 import posixpath
 import re
 
-CHROMIUM_LICENSE = ("""// Copyright %d The Chromium Authors
+CHROMIUM_LICENSE = ("""// Copyright 2022 The Chromium Authors
 // Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.""" % datetime.now().year)
+// found in the LICENSE file.""")
 GENERATED_FILE_MESSAGE = """// GENERATED FROM THE API DEFINITION IN
 //   %s
 // by tools/json_schema_compiler.
--- src/tools/json_to_struct/json_to_struct.py.orig	2025-07-19 11:32:45.069979393 +0200
+++ src/tools/json_to_struct/json_to_struct.py	2025-08-15 15:02:55.044700914 +0200
@@ -84,7 +84,7 @@ import java_element_generator
 import struct_generator
 
 
-HEAD = u"""// Copyright %d The Chromium Authors
+HEAD = u"""// Copyright 2022 The Chromium Authors
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -316,7 +316,7 @@ def GenerateStruct(basepath, output_root
     year: Year to display next to the copy-right in the header.
   """
   year = int(year) if year else datetime.now().year
-  head = HEAD % (year, schema_filename, description_filename)
+  head = HEAD % (schema_filename, description_filename)
   _GenerateH(basepath, output_root, head, namespace, schema, description)
   _GenerateCC(basepath, output_root, head, namespace, schema, description)
 
--- src/tools/json_schema_compiler/feature_compiler.py.orig	2024-12-08 18:35:12.604673841 +0100
+++ src/tools/json_schema_compiler/feature_compiler.py	2024-12-20 14:34:28.740897256 +0100
@@ -17,7 +17,7 @@ import json_parse
 
 # The template for the header file of the generated FeatureProvider.
 HEADER_FILE_TEMPLATE = """
-// Copyright %(year)s The Chromium Authors
+// Copyright 2022 The Chromium Authors
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -41,7 +41,7 @@ void %(method_name)s(FeatureProvider* pr
 
 # The beginning of the .cc file for the generated FeatureProvider.
 CC_FILE_BEGIN = """
-// Copyright %(year)s The Chromium Authors
+// Copyright 2022 The Chromium Authors
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -987,8 +987,6 @@ class FeatureCompiler(object):
         self._method_name,
         'source_files':
         str([ToPosixPath(f) for f in self._source_files]),
-        'year':
-        str(datetime.now().year)
     })
     if not os.path.exists(self._out_root):
       os.makedirs(self._out_root)