[Payments] Preserve Wallet's card to billing address link after sync.

components/autofill/core/browser/webdata/autofill_table.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_BROWSER_WEBDATA_AUTOFILL_TABLE_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_WEBDATA_AUTOFILL_TABLE_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 149 matching lines @@
 //                      This is opaque to the client.
 //   status             Server's status of this card.
 //                      TODO(brettw) define constants for this.
 //   name_on_card
 //   type               Type of the credit card. This is one of the
 //                      kSyncCardType* strings.
 //   last_four          Last four digits of the card number. For de-duping
 //                      with locally stored cards and generating descriptions.
 //   exp_month          Expiration month: 1-12
 //   exp_year           Four-digit year: 2017
-//   billing_address_id The guid string that identifies the local profile which
-//                      is the billing address for this card. Can be null in the
-//                      database, but always returned as an empty string in
-//                      CreditCard. Added in version 67.
+//   billing_address_id The string that identifies the local or server profile
+//                      which is the billing address for this card. Can be null
+//                      in the database, but always returned as an empty string
+//                      in CreditCard. Added in version 67.
 //
 // unmasked_credit_cards
 //                      When a masked credit credit card is unmasked and the
 //                      full number is downloaded, it will be stored here.
 //
 //   id                 Server ID. This can be joined with the id in the
 //                      masked_credit_cards table to get the rest of the data.
 //   card_number_encrypted
 //                      Full card number, encrypted.
 //   use_count          DEPRECATED in version 65. See server_card_metadata.
@@ skipping 148 matching lines @@
   // of the profile to remove.
   virtual bool RemoveAutofillProfile(const std::string& guid);
 
   // Retrieves a profile with guid |guid|.
   std::unique_ptr<AutofillProfile> GetAutofillProfile(const std::string& guid);
 
   // Retrieves local/server profiles in the database.
   virtual bool GetAutofillProfiles(
       std::vector<std::unique_ptr<AutofillProfile>>* profiles);
   virtual bool GetServerProfiles(
-      std::vector<std::unique_ptr<AutofillProfile>>* profiles);
+      std::vector<std::unique_ptr<AutofillProfile>>* profiles) const;
 
   // Sets the server profiles. All old profiles are deleted and replaced with
   // the given ones.
   void SetServerProfiles(const std::vector<AutofillProfile>& profiles);
 
   // Records a single credit card in the credit_cards table.
   bool AddCreditCard(const CreditCard& credit_card);
 
   // Updates the database values for the specified credit card.
   bool UpdateCreditCard(const CreditCard& credit_card);
 
   // Removes a row from the credit_cards table.  |guid| is the identifier of the
   // credit card to remove.
   bool RemoveCreditCard(const std::string& guid);
 
   // Retrieves a credit card with guid |guid|.
   std::unique_ptr<CreditCard> GetCreditCard(const std::string& guid);
 
   // Retrieves the local/server credit cards in the database.
   virtual bool GetCreditCards(
       std::vector<std::unique_ptr<CreditCard>>* credit_cards);
   virtual bool GetServerCreditCards(
-      std::vector<std::unique_ptr<CreditCard>>* credit_cards);
+      std::vector<std::unique_ptr<CreditCard>>* credit_cards) const;
 
   // Replaces all server credit cards with the given vector. Unmasked cards
   // present in the new list will be preserved (even if the input is MASKED).
   void SetServerCreditCards(const std::vector<CreditCard>& credit_cards);
 
   // Cards synced from the server may be "masked" (only last 4 digits
   // available) or "unmasked" (everything is available). These functions set
   // that state.
   bool UnmaskServerCreditCard(const CreditCard& masked,
                               const base::string16& full_number);
@@ skipping 170 matching lines @@
   bool InitServerAddressMetadataTable();
   bool InitAutofillSyncMetadataTable();
   bool InitModelTypeStateTable();
 
   DISALLOW_COPY_AND_ASSIGN(AutofillTable);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_WEBDATA_AUTOFILL_TABLE_H_