Submit button on not working.

ui/login/account_picker/user_pod_row.js

 // Copyright 2014 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 User pod row implementation.
  */
 
 cr.define('login', function() {
   /**
@@ skipping 694 matching lines @@
 
     /** @override */
     decorate: function() {
       this.tabIndex = UserPodTabOrder.POD_INPUT;
       this.actionBoxAreaElement.tabIndex = UserPodTabOrder.POD_INPUT;
 
       this.addEventListener('keydown', this.handlePodKeyDown_.bind(this));
       this.addEventListener('click', this.handleClickOnPod_.bind(this));
       this.addEventListener('mousedown', this.handlePodMouseDown_.bind(this));
 
+      if(this.pinKeyboard) {

[jdufault, 2016/07/18 18:17:26]

nit: space after if before (

[sammiequon, 2016/07/18 18:49:36]

Done.

+        this.pinKeyboard.addEventListener('submit',
+            this.handlePinSubmitted_.bind(this));
+      }
+
       this.actionBoxAreaElement.addEventListener('mousedown',
                                                  stopEventPropagation);
       this.actionBoxAreaElement.addEventListener('click',
           this.handleActionAreaButtonClick_.bind(this));
       this.actionBoxAreaElement.addEventListener('keydown',
           this.handleActionAreaButtonKeyDown_.bind(this));
 
       this.actionBoxMenuTitleElement.addEventListener('keydown',
           this.handleMenuTitleElementKeyDown_.bind(this));
       this.actionBoxMenuTitleElement.addEventListener('blur',
@@ skipping 1059 matching lines @@
      * Handles mouse down event. It sets whether the user click auth will be
      * allowed on the next mouse click event. The auth is allowed iff the pod
      * was focused on the mouse down event starting the click.
      * @param {Event} e The mouse down event.
      */
     handlePodMouseDown_: function(e) {
       this.userClickAuthAllowed_ = this.parentNode.isFocused(this);
     },
 
     /**
+     * Handles click event on submit button on the pin keyboard.
+     * @param {Event} e Click event.
+     */
+    handlePinSubmitted_: function(e) {
+      if (this.parentNode.isFocused(this))
+        this.parentNode.setActivatedPod(this);
+    },
+
+    /**
      * Handles click event on a user pod.
      * @param {Event} e Click event.
      */
     handleClickOnPod_: function(e) {
       if (this.parentNode.disabled)
         return;
 
       if (!this.isActionBoxMenuActive) {
         if (this.isAuthTypeOnlineSignIn) {
           this.showSigninUI();
         } else if (this.isAuthTypeUserClick && this.userClickAuthAllowed_) {
           // Note that this.userClickAuthAllowed_ is set in mouse down event
           // handler.
           this.parentNode.setActivatedPod(this);
-        } else if (this.pinKeyboard.submitButton &&
-                   e.target == this.pinKeyboard.submitButton) {
-          // Sets the pod as activated if the submit button is clicked so that
-          // it simulates what the enter button does for the password/pin.
-          this.parentNode.setActivatedPod(this);
         }
 
         if (this.multiProfilesPolicyApplied)
           this.userTypeBubbleElement.classList.add('bubble-shown');
 
         // Prevent default so that we don't trigger 'focus' event and
         // stop propagation so that the 'click' event does not bubble
         // up and accidentally closes the bubble tooltip.
         stopEventPropagation(e);
       }
@@ skipping 1682 matching lines @@
        if (pod && pod.multiProfilesPolicyApplied) {
          pod.userTypeBubbleElement.classList.remove('bubble-shown');
        }
      }
   };
 
   return {
     PodRow: PodRow
   };
 });