Remove keyIdentifier usage in chrome/browser/resources/*

chrome/browser/resources/md_downloads/crisper.js

Index: chrome/browser/resources/md_downloads/crisper.js
diff --git a/chrome/browser/resources/md_downloads/crisper.js b/chrome/browser/resources/md_downloads/crisper.js
index f40bce70ebd09ee3fb5b817aac3daa86cd6f0fde..53918e8684f11a8e8f0874cb2c20087e4fa4b19a 100644
--- a/chrome/browser/resources/md_downloads/crisper.js
+++ b/chrome/browser/resources/md_downloads/crisper.js
@@ -4141,7 +4141,7 @@ var ActionLink = document.registerElement('action-link', {
         this.setAttribute('role', 'link');
 
       this.addEventListener('keydown', function(e) {
-        if (!this.disabled && e.keyIdentifier == 'Enter' && !this.href) {
+        if (!this.disabled && e.key == 'Enter' && !this.href) {
           // Schedule a click asynchronously because other 'keydown' handlers
           // may still run later (e.g. document.addEventListener('keydown')).
           // Specifically options dialogs break when this timeout isn't here.
@@ -11495,4 +11495,4 @@ cr.define('downloads', function() {
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-window.addEventListener('load', downloads.Manager.onLoad);
+window.addEventListener('load', downloads.Manager.onLoad);