[Password Generation] Add negative votes for crowdsourcing

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 20 matching lines @@
 // accurately. But it is not always possible, especially when importing from
 // other browsers with different data models, to copy over all the information
 // about a particular "saved password entry" to our PasswordForm
 // representation.
 //
 // The field descriptions in the struct specification below are intended to
 // describe which fields are not strictly required when adding a saved password
 // entry to the database and how they can affect the matching process.
 
 struct PasswordForm {
+  // Enum to keep track of what information has been sent to the server about
+  // this form regarding password generation.
+  enum GenerationUploadStatus {
+    NO_SIGNAL_SENT,
+    POSITIVE_SIGNAL_SENT,
+    NEGATIVE_SIGNAL_SENT,
+    // Reserve a few values for future use.
+    UNKNOWN_STATUS = 10
+  };
+
   // Enum to differentiate between HTML form based authentication, and dialogs
   // using basic or digest schemes. Default is SCHEME_HTML. Only PasswordForms
   // of the same Scheme will be matched/autofilled against each other.
   enum Scheme {
     SCHEME_HTML,
     SCHEME_BASIC,
     SCHEME_DIGEST,
     SCHEME_OTHER,
     SCHEME_LAST = SCHEME_OTHER
   } scheme;
@@ skipping 149 matching lines @@
   // When parsing an HTML form, this is not used.
   int times_used;
 
   // 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;
 
+  // What information has been sent to the Autofill server about this form.
+  GenerationUploadStatus generation_upload_status;
+
   // These following fields are set by a website using the Credential Manager
   // API. They will be empty and remain unused for sites which do not use that
   // API.
   //
   // User friendly name to show in the UI.
   base::string16 display_name;
 
   // The URL of the user's avatar to display in the UI.
   GURL avatar_url;
 
@@ skipping 21 matching lines @@
 
 typedef std::map<base::string16, const PasswordForm*> ConstPasswordFormMap;
 
 // For testing.
 std::ostream& operator<<(std::ostream& os,
                          const autofill::PasswordForm& form);
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_COMMON_PASSWORD_FORM_H__