Move Password specific webdata logic into passwords component.

chrome/browser/webdata/logins_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/logins_table.h"
-
-#include <limits>
-
-#include "base/logging.h"
-#include "components/webdata/common/web_database.h"
-#include "sql/statement.h"
-
-namespace {
-
-WebDatabaseTable::TypeKey GetKey() {
-  // We just need a unique constant. Use the address of a static that
-  // COMDAT folding won't touch in an optimizing linker.
-  static int table_key = 0;
-  return reinterpret_cast<void*>(&table_key);
-}
-
-}  // namespace
-
-LoginsTable* LoginsTable::FromWebDatabase(WebDatabase* db) {
-  return static_cast<LoginsTable*>(db->GetTable(GetKey()));
-}
-
-WebDatabaseTable::TypeKey LoginsTable::GetTypeKey() const {
-  return GetKey();
-}
-
-bool LoginsTable::CreateTablesIfNecessary() {
-  if (db_->DoesTableExist("logins")) {
-    // We don't check for success. It doesn't matter that much.
-    // If we fail we'll just try again later anyway.
-    ignore_result(db_->Execute("DROP TABLE logins"));
-  }
-
-#if defined(OS_WIN)
-  if (!db_->DoesTableExist("ie7_logins")) {
-    if (!db_->Execute("CREATE TABLE ie7_logins ("
-                      "url_hash VARCHAR NOT NULL, "
-                      "password_value BLOB, "
-                      "date_created INTEGER NOT NULL,"
-                      "UNIQUE "
-                      "(url_hash))")) {
-      NOTREACHED();
-      return false;
-    }
-    if (!db_->Execute("CREATE INDEX ie7_logins_hash ON "
-                      "ie7_logins (url_hash)")) {
-      NOTREACHED();
-      return false;
-    }
-  }
-#endif
-
-  return true;
-}
-
-bool LoginsTable::IsSyncable() {
-  return true;
-}
-
-bool LoginsTable::MigrateToVersion(int version,
-                                   bool* update_compatible_version) {
-  return true;
-}