1 files changed, 1 insertions, 1 deletions
diff --git a/toolkit/components/windowwatcher/test/browser_non_popup_from_popup.js b/toolkit/components/windowwatcher/test/browser_non_popup_from_popup.js
index 9c905bacc1..b6e7f2b131 100644
--- a/toolkit/components/windowwatcher/test/browser_non_popup_from_popup.js
+++ b/toolkit/components/windowwatcher/test/browser_non_popup_from_popup.js
@@ -28,7 +28,7 @@ add_task(async function test_non_popup_from_popup() {
       gBrowser,
       url: BLANK_PAGE,
     },
-    async function (browser) {
+    async function () {
       // Wait for a popup opened by POPUP_OPENER.
       const newPopupPromise = BrowserTestUtils.waitForNewWindow();