1 files changed, 2 insertions, 2 deletions
diff --git a/browser/base/content/test/tabs/browser_tab_manager_visibility.js b/browser/base/content/test/tabs/browser_tab_manager_visibility.js
index b7de777512..df6e75cd66 100644
--- a/browser/base/content/test/tabs/browser_tab_manager_visibility.js
+++ b/browser/base/content/test/tabs/browser_tab_manager_visibility.js
@@ -17,7 +17,7 @@ add_task(async function tab_manager_visibility_preference_on() {
       gBrowser: newWindow.gBrowser,
       url: TEST_HOSTNAME + DUMMY_PAGE_PATH,
     },
-    async function (browser) {
+    async function () {
       await Assert.ok(
         BrowserTestUtils.isVisible(
           newWindow.document.getElementById("alltabs-button")
@@ -39,7 +39,7 @@ add_task(async function tab_manager_visibility_preference_off() {
       gBrowser: newWindow.gBrowser,
       url: TEST_HOSTNAME + DUMMY_PAGE_PATH,
     },
-    async function (browser) {
+    async function () {
       await Assert.ok(
         BrowserTestUtils.isHidden(
           newWindow.document.getElementById("alltabs-button")