Restore bottom bar for the Active Directory password change screen

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

Index: chrome/browser/resources/chromeos/login/screen_active_directory_password_change.js
diff --git a/chrome/browser/resources/chromeos/login/screen_active_directory_password_change.js b/chrome/browser/resources/chromeos/login/screen_active_directory_password_change.js
index ec049440540653decb6295c122c21e7f50411303..391efad2c4967859135fad990f9857d8d1757cb2 100644
--- a/chrome/browser/resources/chromeos/login/screen_active_directory_password_change.js
+++ b/chrome/browser/resources/chromeos/login/screen_active_directory_password_change.js
@@ -41,9 +41,9 @@ login.createScreen('ActiveDirectoryPasswordChangeScreen', 'ad-password-change',
      * @param {string} username Name of user that should change the password.
      */
     show: function(username) {
-      // We'll get here after the successful Active Directory authentication.
-      // It assumes session is about to start so hides login screen controls.
-      Oobe.getInstance().headerHidden = true;
+      // Active Directory password change screen is similar to Active Directory
+      // login screen. So we restore bottom bar controls.
+      Oobe.getInstance().headerHidden = false;
       Oobe.showScreen({id: SCREEN_ACTIVE_DIRECTORY_PASSWORD_CHANGE});
       this.adPasswordChanged_.reset();
       this.adPasswordChanged_.username = username;