Componentize HistoryDatabase

components/history/core/android/sql_handler.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 "components/history/core/android/sql_handler.h"
-
-namespace history {
-
-TableIDRow::TableIDRow()
-    : url_id(0),
-      bookmarked(false) {
-}
-
-TableIDRow::~TableIDRow() {
-}
-
-SQLHandler::SQLHandler(const HistoryAndBookmarkRow::ColumnID columns[],
-                       int column_count)
-    : columns_(columns, columns + column_count) {
-}
-
-SQLHandler::~SQLHandler() {
-}
-
-bool SQLHandler::HasColumnIn(const HistoryAndBookmarkRow& row) {
-  for (std::set<HistoryAndBookmarkRow::ColumnID>::const_iterator i =
-           columns_.begin(); i != columns_.end(); ++i) {
-    if (row.is_value_set_explicitly(*i))
-      return true;
-  }
-  return false;
-}
-
-bool SQLHandler::HasColumn(HistoryAndBookmarkRow::ColumnID id) {
-  return columns_.find(id) != columns_.end();
-}
-
-}  // namespace history.