Allow editing passwords in settings/passwords

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 4758254538cf243d93e99601941836210b30514d..e5f77b33409fc06232627a85e94f5fad33d10b92 100644
--- a/chrome/browser/resources/options/password_manager.js
+++ b/chrome/browser/resources/options/password_manager.js
@@ -169,6 +169,9 @@ cr.define('options', function() {
           return false;
         };
         entries = entries.filter(filter);
+      } else {
+        // Adds the Add New Entry row.
+        entries.push(null);
       }
       this.savedPasswordsList_.dataModel = new ArrayDataModel(entries);
       this.updateListVisibility_(this.savedPasswordsList_);
@@ -208,6 +211,49 @@ cr.define('options', function() {
       var item = this.savedPasswordsList_.getListItemByIndex(index);
       item.showPassword(password);
     },
+
+    /**
+     * Forwards the validity of the origin to the Add New Entry row.
+     * @param {string} url The origin.
+     * @param {boolean} valid The validity of the origin for adding.
+     */
+    originValidityCheckComplete_: function(url, valid) {
+      // There is no Add New Entry row when a filter is active.
+      if (this.lastQuery_)
+        return;
+      var model = this.savedPasswordsList_.dataModel;
+      var addRowItem = this.savedPasswordsList_.getListItemByIndex(
+          model.length - 1);
+      addRowItem.originValidityCheckComplete(url, valid);
+    },
+  };
+
+  /**
+   * Requests the browser to check the validity of the origin being edited by
+   * the user in the Add New Entry row.
+   * @param {string} url The origin being edited.
+   */
+  PasswordManager.checkOriginValidityForAdding = function(url) {
+    chrome.send('checkOriginValidityForAdding', [url]);
+  };
+
+  /**
+   * Adds a new password entry.
+   * @param {string} url The origin.
+   * @param {string} username The username value.
+   * @param {string} password The password value.
+   */
+  PasswordManager.addPassword = function(url, username, password) {
+    chrome.send('addPassword', [url, username, password]);
+  };
+
+  /**
+   * Updates the password value of an entry.
+   * @param {number} rowIndex The row to update.
+   * @param {string} newPassword The new password value.
+   */
+  PasswordManager.updatePassword = function(rowIndex, newPassword) {
+    chrome.send('updatePassword', [String(rowIndex), newPassword]);
   };
 
   /**
@@ -234,7 +280,8 @@ cr.define('options', function() {
   [
     'setSavedPasswordsList',
     'setPasswordExceptionsList',
-    'showPassword'
+    'showPassword',
+    'originValidityCheckComplete'
    ].forEach(function(name) {
      PasswordManager[name] = function() {
       var instance = PasswordManager.getInstance();