From 05e0cd085c481b883cb87ec433ee1b12be4d9855 Mon Sep 17 00:00:00 2001
From: David Sanders <dsanders11@ucsbalum.com>
Date: Thu, 23 Apr 2026 00:52:36 -0700
Subject: [PATCH] build: drop script/run-gn-format.py (#51263)

---
 package.json            |  4 ++--
 script/run-gn-format.py | 25 -------------------------
 2 files changed, 2 insertions(+), 27 deletions(-)
 delete mode 100644 script/run-gn-format.py

diff --git a/package.json b/package.json
index a9c2288fb5..d4e0c34f27 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "gn-typescript-definitions": "npm run create-typescript-definitions && node script/cp.mjs electron.d.ts",
     "pre-flight": "pre-flight",
     "gn-check": "node ./script/gn-check.js",
-    "gn-format": "python3 script/run-gn-format.py",
+    "gn-format": "node ./script/lint.js --gn --fix",
     "precommit": "lint-staged",
     "preinstall": "node -e 'process.exit(0)'",
     "pretest": "npm run create-typescript-definitions",
@@ -117,7 +117,7 @@
     ],
     "*.{gn,gni}": [
       "npm run gn-check",
-      "npm run gn-format"
+      "node ./script/lint.js --gn --fix --only --"
     ],
     "*.py": [
       "node script/lint.js --py --fix --only --"
diff --git a/script/run-gn-format.py b/script/run-gn-format.py
deleted file mode 100644
index 9f16d6946c..0000000000
--- a/script/run-gn-format.py
+++ /dev/null
@@ -1,25 +0,0 @@
-import os
-import subprocess
-import sys
-
-from lib.util import get_depot_tools_env
-
-SOURCE_ROOT = os.path.dirname(os.path.dirname(__file__))
-
-# Helper to run gn format on multiple files
-# (gn only formats a single file at a time)
-def main():
-  new_env = get_depot_tools_env()
-  new_env['DEPOT_TOOLS_WIN_TOOLCHAIN'] = '0'
-  new_env['CHROMIUM_BUILDTOOLS_PATH'] = os.path.realpath(
-    os.path.join(SOURCE_ROOT, '..', 'buildtools')
-  )
-
-  for gn_file in sys.argv[1:]:
-    subprocess.check_call(
-      ['gn', 'format', gn_file],
-      env=new_env
-    )
-
-if __name__ == '__main__':
-  sys.exit(main())