Handle the PasswordManagerAllowShowPasswords preference in the options webui.

chrome/browser/resources/options/password_manager.js

Index: chrome/browser/resources/options/password_manager.js
diff --git a/chrome/browser/resources/options/password_manager.js b/chrome/browser/resources/options/password_manager.js
index c4fef9890334c5f1b0f8dcaa0acf1e38d5932642..07e3dc15f8a8992e422747d1fc6d82f5710c77a8 100644
--- a/chrome/browser/resources/options/password_manager.js
+++ b/chrome/browser/resources/options/password_manager.js
@@ -97,7 +97,8 @@ cr.define('options', function() {
      * |entries|.
      * @param {Array} entries The list of saved password data.
      */
-    setSavedPasswordsList_: function(entries) {
+    setSavedPasswordsList_: function(entries, showPasswords) {
+      this.savedPasswordsList_.showPasswords = showPasswords;
       this.savedPasswordsList_.dataModel = new ArrayDataModel(entries);
       this.updateListVisibility_(this.savedPasswordsList_);
     },
@@ -145,8 +146,9 @@ cr.define('options', function() {
     chrome.send('removeAllPasswordExceptions');
   };
 
-  PasswordManager.setSavedPasswordsList = function(entries) {
-    PasswordManager.getInstance().setSavedPasswordsList_(entries);
+  PasswordManager.setSavedPasswordsList = function(entries, showPasswords) {
+    PasswordManager.getInstance().setSavedPasswordsList_(entries,
+                                                         showPasswords);
   };
 
   PasswordManager.setPasswordExceptionsList = function(entries) {