Move migration code out of WebDatabase and into table-specific classes.

chrome/browser/webdata/autofill_table.h

 // Copyright (c) 2011 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 CHROME_BROWSER_WEBDATA_AUTOFILL_TABLE_H_
 #define CHROME_BROWSER_WEBDATA_AUTOFILL_TABLE_H_
 #pragma once
 
 #include "base/gtest_prod_util.h"
 #include "base/string16.h"
@@ skipping 241 matching lines @@
   // See bug http://crbug.com/6111
   bool ClearAutofillEmptyValueElements();
 
   // Retrieves all profiles in the database that have been deleted since last
   // "empty" of the trash.
   bool AddAutofillGUIDToTrash(const std::string& guid);
 
   // Clear all profiles.
   bool ClearAutofillProfiles();
 
+  // Table migration functions.
+  bool AddCardNumberEncryptedColumnForVersion23();

[dhollowa, 2011/04/04 16:13:20]

How about names like |MigrateToVersion23EncryptedCards|,
|MigrateToVersion24OversizedStrings|, ...?  It'd be nice to know immediately
that these are migration methods and hence are intertwined with the order of
others.

[Bons, 2011/04/05 11:05:13]

Done.

+  bool CleanupOversizedStringFieldsForVersion24();
+  bool UpdateLegacyCreditCardsForVersion27();
+  bool AddDateModifedForVersion30();
+  bool AddGUIDToCreditCardsAndProfilesForVersion31();
+  bool UpdateProfilesAndCreditCardsForVersion32();
+  bool UpdateProfilesBasedOnFirstNameForVersion33();
+  bool UpdatesProfilesBasedOnCountryCodeForVersion34();
+  bool CorrectGreatBritainCountryCodesForVersion35();
+  bool MergeAndCullOlderProfilesForVersion36();
+
  private:
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, Autofill);
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, Autofill_AddChanges);
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, Autofill_RemoveBetweenChanges);
 
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, Autofill_UpdateDontReplace);
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, Autofill_AddFormFieldValues);
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, AutofillProfile);
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, UpdateAutofillProfile);
   FRIEND_TEST_ALL_PREFIXES(AutofillTableTest, AutofillProfileTrash);
@@ skipping 34 matching lines @@
   bool InitProfilesTable();
   bool InitProfileNamesTable();
   bool InitProfileEmailsTable();
   bool InitProfilePhonesTable();
   bool InitProfileTrashTable();
 
   DISALLOW_COPY_AND_ASSIGN(AutofillTable);
 };
 
 #endif  // CHROME_BROWSER_WEBDATA_AUTOFILL_TABLE_H_