WebUI: Enable ESLint rule for missing semicolons.

chrome/browser/resources/chromeos/login/oobe.js

 // Copyright (c) 2012 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.
 
 /**
  * @fileoverview Out of the box experience flow (OOBE).
  * This is the main code for the OOBE WebUI implementation.
  */
 
 // <include src="login_shared.js">
@@ skipping 221 matching lines @@
      * handle a11y menu checkboxes keypress event by simulating click event.
      */
     handleA11yKeyPress: function(e) {
       if (e.key != 'Enter')
         return;
 
       if (e.target.tagName != 'INPUT' || e.target.type != 'checkbox')
         return;
 
       // Simulate click on the checkbox.
-      e.target.click()
+      e.target.click();
     },
 
     /**
      * Spoken feedback checkbox handler.
      */
     handleSpokenFeedbackClick: function(e) {
       chrome.send('enableSpokenFeedback', [$('spoken-feedback').checked]);
       e.stopPropagation();
     },
 
@@ skipping 130 matching lines @@
         $('oobe-shield').setAttribute('md-mode', 'true');
         $('popup-overlay').setAttribute('md-mode', 'true');
       } else {
         $('oobe').removeAttribute('md-mode');
         $('oobe-shield').removeAttribute('md-mode');
         $('popup-overlay').removeAttribute('md-mode');
       }
     },
   };
 });