From 1aa0c1994c707b2c47ad7249994069054328e7b9 Mon Sep 17 00:00:00 2001
From: MarkZ <markzipan@google.com>
Date: Wed, 30 Apr 2025 14:23:24 -0700
Subject: [PATCH] Running Chrome macrobenchmarks in headless mode

---
 dev/devicelab/lib/tasks/web_benchmarks.dart | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dev/devicelab/lib/tasks/web_benchmarks.dart b/dev/devicelab/lib/tasks/web_benchmarks.dart
index ba794e3789a34..1a9e1c0a1b88b 100644
--- a/dev/devicelab/lib/tasks/web_benchmarks.dart
+++ b/dev/devicelab/lib/tasks/web_benchmarks.dart
@@ -57,6 +57,7 @@ Future<TaskResult> runWebBenchmark(WebBenchmarkOptions benchmarkOptions) async {
           '--web-launch-url',
           'http://localhost:$benchmarksAppPort/index.html',
           '--debug',
+          '--web-run-headless',
           '--no-web-enable-expression-evaluation',
           '--web-browser-flag=--disable-popup-blocking',
           '--web-browser-flag=--bwsi',