Add the database field to require additional auth for autofilling passwords.

components/autofill/content/renderer/password_form_conversion_utils.cc

 // Copyright 2013 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.
 
 #include "components/autofill/content/renderer/password_form_conversion_utils.h"
 
 #include "components/autofill/content/renderer/form_autofill_util.h"
 #include "components/autofill/core/common/password_form.h"
 #include "third_party/WebKit/public/web/WebFormControlElement.h"
 #include "third_party/WebKit/public/web/WebPasswordFormData.h"
@@ skipping 23 matching lines @@
   password_form->password_value = web_password_form.passwordValue;
   password_form->password_autocomplete_set =
       web_password_form.passwordShouldAutocomplete;
   password_form->old_password_element = web_password_form.oldPasswordElement;
   password_form->old_password_value = web_password_form.oldPasswordValue;
   password_form->scheme = PasswordForm::SCHEME_HTML;
   password_form->ssl_valid = false;
   password_form->preferred = false;
   password_form->blacklisted_by_user = false;
   password_form->type = PasswordForm::TYPE_MANUAL;
+  password_form->use_additional_authentication = false;
   WebFormElementToFormData(web_form,
                            blink::WebFormControlElement(),
                            REQUIRE_NONE,
                            EXTRACT_NONE,
                            &password_form->form_data,
                            NULL /* FormFieldData */);
   return scoped_ptr<PasswordForm>(password_form);
 }
 
 }  // namespace
 
 scoped_ptr<PasswordForm> CreatePasswordForm(const WebFormElement& webform) {
   WebPasswordFormData web_password_form(webform);
   if (web_password_form.isValid())
     return InitPasswordFormFromWebPasswordForm(webform, web_password_form);
   return scoped_ptr<PasswordForm>();
 }
 
 }  // namespace autofill