1 files changed, 1 insertions, 7 deletions
diff --git a/toolkit/components/passwordmgr/test/mochitest/test_dismissed_doorhanger_in_shadow_DOM.html b/toolkit/components/passwordmgr/test/mochitest/test_dismissed_doorhanger_in_shadow_DOM.html
index 87638b1132..5d014124a1 100644
--- a/toolkit/components/passwordmgr/test/mochitest/test_dismissed_doorhanger_in_shadow_DOM.html
+++ b/toolkit/components/passwordmgr/test/mochitest/test_dismissed_doorhanger_in_shadow_DOM.html
@@ -67,13 +67,7 @@ async function editPasswordFieldInShadowDOM() {
 
 async function testForm(testcase) {
   const iframeLoaded = new Promise(resolve => {
-    IFRAME.addEventListener(
-      "load",
-      function(e) {
-        resolve(true);
-      },
-      { once: true }
-    );
+    IFRAME.addEventListener("load", _e => resolve(true), { once: true });
   });
 
   // This could complete before the page finishes loading.