WebUI: Fix/suppress some existing violations of no-restricted-globals.

chrome/browser/resources/chromeos/keyboard/keyboard_utils.js

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * Namespace for keyboard utility functions.
  */
 var keyboard = {};
 
 /**
@@ skipping 67 matching lines @@
   // This file also gets embedded inside of the CfM/hotrod enrollment webview.
   // Events will bubble down into the webview, which means that the event
   // handler from the webui will steal the events meant for the webview. So we
   // have to disable the webui handler if the active element is the webview.
   //
   // $ is defined differently depending on how this file gets executed; we have
   // to use document.getElementById to get consistent behavior.
   //
   // See crbug.com/543865.
   if (document.activeElement ===
-      document.getElementById('oauth-enroll-auth-view'))
+      // eslint-disable-next-line no-restricted-properties
+      document.getElementById('oauth-enroll-auth-view')) {
     return;
+  }
 
   // If we are in networks list dropdown container, let network_dropdown.js
   // handle keyboard events.
   if (document.activeElement.classList.contains('dropdown-container'))
     return;
 
   // Do not map arrow key events to tab events if the user is currently
   // focusing an input element and hits the left or right.
   var needsLeftRightKey =
       (event.key == 'ArrowLeft' || event.key == 'ArrowRight') &&
@@ skipping 30 matching lines @@
 keyboard.initializeKeyboardFlow = function(injected) {
   document.addEventListener('keydown',
       keyboard.onKeyDown_, true);
   document.addEventListener('keypress',
       keyboard.onKeyIgnore_, true);
   document.addEventListener('keyup',
       keyboard.onKeyIgnore_, true);
   if (injected)
     window.addEventListener('message', keyboard.onInitMessage_);
 };