1 files changed, 1 insertions, 1 deletions
diff --git a/dom/base/test/fullscreen/browser_fullscreen-tab-close-race.js b/dom/base/test/fullscreen/browser_fullscreen-tab-close-race.js
index 10d10a0b0f..1338c4a550 100644
--- a/dom/base/test/fullscreen/browser_fullscreen-tab-close-race.js
+++ b/dom/base/test/fullscreen/browser_fullscreen-tab-close-race.js
@@ -70,7 +70,7 @@ async function WaitRemoveDocumentAndCloseTab(aBrowser, aBrowsingContext) {
     return new Promise(resolve => {
       content.document.addEventListener(
         "fullscreenchange",
-        e => {
+        () => {
           resolve();
         },
         { once: true }