Add Active Directory password change screen.

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

+// Copyright 2016 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 Polymer element for Active Directory password change screen.
+ */
+

[michaelpg, 2017/01/11 22:09:11]

nit: remove blank line

[Roman Sorokin (ftl), 2017/01/12 12:38:50]

Done.

+Polymer({
+  is: 'active-directory-password-change',
+
+  properties: {
+    /**
+     * The user principal name.
+     */
+    username: {
+      type: String,
+      observer: 'usernameChanged_'
+    },
+  },
+
+  /** @public */
+  reset: function() {
+    this.$.animatedPages.selected = 0;
+    this.$.oldPassword.value = '';
+    this.$.newPassword1.value = '';
+    this.$.newPassword2.value = '';
+    this.updateNavigation_();
+  },
+
+  /** @private */
+  usernameChanged_: function() {
+    this.$.welcomeMessage.innerText =

[michaelpg, 2017/01/11 22:09:13]

this would be simpler as a computed binding that returns the string, instead of
a change observer changes the DOM:

    <h1>[[computeWelcomeMessage_(username)]]</h1>

[Roman Sorokin (ftl), 2017/01/12 12:38:50]

Done.

+        loadTimeData.getStringF('adPasswordChangeMessage', this.username);
+  },
+
+  /** @private */
+  onSubmit_: function() {
+    if (!this.$.oldPassword.checkValidity() ||
+        !this.$.newPassword1.checkValidity()) {
+      return;
+    }
+    if (this.$.newPassword1.value != this.$.newPassword2.value) {
+      this.$.newPassword2.isInvalid = true;
+      return;
+    }
+    this.$.animatedPages.selected += 1;

[michaelpg, 2017/01/11 22:09:12]

nit: use ++

[Roman Sorokin (ftl), 2017/01/12 12:38:50]

Done.

+    this.updateNavigation_();
+    var msg = {
+      'username': this.username,
+      'oldPassword': this.$.oldPassword.value,
+      'newPassword': this.$.newPassword1.value,
+      'repeatNewPassword': this.$.newPassword2.value,

[michaelpg, 2017/01/11 22:09:12]

redundant

[Roman Sorokin (ftl), 2017/01/12 12:38:50]

Done.

+    };
+    this.$.oldPassword.value = '';
+    this.$.newPassword1.value = '';
+    this.$.newPassword2.value = '';
+    this.fire('authCompleted', msg);
+  },
+
+  /** @private */
+  onClose_: function() {
+    if (!this.$.navigation.closeVisible)
+      return;
+    this.fire('cancel');
+  },
+
+  /** @private */
+  updateNavigation_: function() {
+    this.$.navigation.closeVisible = (this.$.animatedPages.selected == 0);
+  },
+});