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

components/autofill/core/common/password_form.h

 // 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.
 
 #ifndef COMPONENTS_AUTOFILL_CORE_COMMON_PASSWORD_FORM_H__
 #define COMPONENTS_AUTOFILL_CORE_COMMON_PASSWORD_FORM_H__
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 164 matching lines @@
 
   // The form type. Not used yet. Please see http://crbug.com/152422
   Type type;
 
   // The number of times that this username/password has been used to
   // authenticate the user.
   //
   // When parsing an HTML form, this is not used.
   int times_used;
 
+  // True if additional system level authentication should be used
+  // (if available) before using this password for autofill.
+  //
+  // Default to false.
+  bool use_additional_authentication;
+
   // Autofill representation of this form. Used to communicate with the
   // Autofill servers if necessary. Currently this is only used to help
   // determine forms where we can trigger password generation.
   //
   // When parsing an HTML form, this is normally set.
   FormData form_data;
 
   // Returns true if this match was found using public suffix matching.
   bool IsPublicSuffixMatch() const;
 
   // Equality operators for testing.
   bool operator==(const PasswordForm& form) const;
   bool operator!=(const PasswordForm& form) const;
 
   PasswordForm();
   ~PasswordForm();
 };
 
 // Map username to PasswordForm* for convenience. See password_form_manager.h.
 typedef std::map<base::string16, PasswordForm*> PasswordFormMap;
 
 // For testing.
 std::ostream& operator<<(std::ostream& os,
                          const autofill::PasswordForm& form);
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_COMMON_PASSWORD_FORM_H__