Create new Autofill tables as part of DB migration.

chrome/browser/webdata/keyword_table.cc

 // Copyright (c) 2012 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 "chrome/browser/webdata/keyword_table.h"
 
 #include <set>
 
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
@@ skipping 138 matching lines @@
 KeywordTable::~KeywordTable() {}
 
 KeywordTable* KeywordTable::FromWebDatabase(WebDatabase* db) {
   return static_cast<KeywordTable*>(db->GetTable(GetKey()));
 }
 
 WebDatabaseTable::TypeKey KeywordTable::GetTypeKey() const {
   return GetKey();
 }
 
-bool KeywordTable::Init(sql::Connection* db, sql::MetaTable* meta_table) {
-  WebDatabaseTable::Init(db, meta_table);
+bool KeywordTable::CreateTablesIfNecessary() {
   return db_->DoesTableExist("keywords") ||
       db_->Execute("CREATE TABLE keywords ("
                    "id INTEGER PRIMARY KEY,"
                    "short_name VARCHAR NOT NULL,"
                    "keyword VARCHAR NOT NULL,"
                    "favicon_url VARCHAR NOT NULL,"
                    "url VARCHAR NOT NULL,"
                    "safe_for_autoreplace INTEGER,"
                    "originating_url VARCHAR,"
                    "date_created INTEGER DEFAULT 0,"
@@ skipping 504 matching lines @@
     }
   }
 
   // Replace the old table with the new one.
   sql = "DROP TABLE " + name;
   if (!db_->Execute(sql.c_str()))
     return false;
   sql = "ALTER TABLE keywords_temp RENAME TO " + name;
   return db_->Execute(sql.c_str());
 }