Do not allow network status updates while password field is active.

chrome/browser/resources/options/chromeos_internet_network_element.js

 // Copyright (c) 2010 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.
 
 cr.define('options.internet', function() {
   /**
    * Creates a new network list div.
    * @param {Object=} opt_propertyBag Optional properties.
    * @constructor
    * @extends {HTMLDivElement}
@@ skipping 52 matching lines @@
           if (item) {
             var data = item.data;
             // Don't try to connect to Ethernet or unactivated Cellular.
             if (data && (data.networkType == 1 ||
                         (data.networkType == 5 && data.activation_state != 1)))
               return;
             for (var i = 0; i < this.childNodes.length; i++) {
               if (this.childNodes[i] != item)
                 this.childNodes[i].hidePassword();
             }
+            InternetOptions.unlockUpdates();
             // If clicked on other networks item.
             if (data && data.servicePath == '?') {
               item.showOtherLogin();
             } else if (data) {
                 if (!data.connecting && !data.connected) {
                   chrome.send('buttonClickCallback',
                               [String(data.networkType),
                                data.servicePath,
                                'connect']);
                 }
@@ skipping 164 matching lines @@
         }
 
         buttonsDiv.appendChild(button);
       }
       this.appendChild(buttonsDiv);
     },
 
     showPassword: function() {
       if (this.connecting)
         return;
+
+      InternetOptions.lockUpdates();
+
       var passwordDiv = this.ownerDocument.createElement('div');
       passwordDiv.className = 'network-password';
       var passInput = this.ownerDocument.createElement('input');
       passwordDiv.appendChild(passInput);
       passInput.placeholder = localStrings.getString('inetPassPrompt');
       passInput.type = 'password';
       var buttonEl = this.ownerDocument.createElement('button');
       buttonEl.textContent = localStrings.getString('inetLogin');
       buttonEl.addEventListener('click', this.handleLogin_);
       buttonEl.servicePath = this.data.servicePath;
@@ skipping 43 matching lines @@
         if (children[i].className == 'network-password') {
           this.removeChild(children[i]);
         }
       }
     },
 
     showOtherLogin: function() {
       if (this.connecting)
         return;
 
+      InternetOptions.lockUpdates();
+
       var ssidDiv = this.ownerDocument.createElement('div');
       ssidDiv.className = 'network-password';
       var ssidInput = this.ownerDocument.createElement('input');
       ssidInput.placeholder = localStrings.getString('inetSsidPrompt');
       ssidDiv.appendChild(ssidInput);
 
       var securityDiv = this.ownerDocument.createElement('div');
       securityDiv.className = 'network-password';
       var securityInput = this.ownerDocument.createElement('select');
       var securityNoneOption = this.ownerDocument.createElement('option');
@@ skipping 127 matching lines @@
    * Whether the underlying network is an other network for adding networks.
    * Only used for display purpose.
    * @type {boolean}
    */
   cr.defineProperty(NetworkItem, 'other', cr.PropertyKind.BOOL_ATTR);
 
   return {
     NetworkElement: NetworkElement
   };
 });