Revert 177235

chrome/browser/extensions/activity_database.cc

Index: chrome/browser/extensions/activity_database.cc
===================================================================
--- chrome/browser/extensions/activity_database.cc	(revision 177252)
+++ chrome/browser/extensions/activity_database.cc	(working copy)
@@ -1,124 +0,0 @@
-// 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 <string>
-#include "base/logging.h"
-#include "base/string_util.h"
-#include "chrome/browser/extensions/activity_database.h"
-#include "chrome/browser/history/url_database.h"
-#include "content/public/browser/browser_thread.h"
-#include "sql/transaction.h"
-
-#if defined(OS_MACOSX)
-#include "base/mac/mac_util.h"
-#endif
-
-using content::BrowserThread;
-
-namespace extensions {
-
-ActivityDatabase::ActivityDatabase() : initialized_(false) {}
-
-ActivityDatabase::~ActivityDatabase() {
-  Close();  // Safe to call Close() even if Open() never happened.
-}
-
-void ActivityDatabase::Init(
-    const FilePath& db_name,
-    sql::ErrorDelegate* error_delegate) {
-
-  db_.set_error_delegate(error_delegate);
-  db_.set_page_size(4096);
-  db_.set_cache_size(32);
-
-  if (!db_.Open(db_name)) {
-    LOG(ERROR) << db_.GetErrorMessage();
-    return LogInitFailure();
-  }
-
-  // Wrap the initialization in a transaction so that the db doesn't
-  // get corrupted if init fails/crashes.
-  sql::Transaction committer(&db_);
-  if (!committer.Begin())
-    return LogInitFailure();
-
-#if defined(OS_MACOSX)
-  // Exclude the database from backups.
-  base::mac::SetFileBackupExclusion(db_name);
-#endif
-
-  db_.Preload();
-
-  // Create the UrlAction database.
-  if (InitializeTable(UrlAction::kTableName, UrlAction::kTableStructure) !=
-      sql::INIT_OK)
-    return LogInitFailure();
-
-  // Create the APIAction database.
-  if (InitializeTable(APIAction::kTableName, APIAction::kTableStructure)
-      != sql::INIT_OK)
-    return LogInitFailure();
-
-  // Create the BlockedAction database.
-  if (InitializeTable(BlockedAction::kTableName, BlockedAction::kTableStructure)
-      != sql::INIT_OK)
-    return LogInitFailure();
-
-  sql::InitStatus stat = committer.Commit() ? sql::INIT_OK : sql::INIT_FAILURE;
-  if (stat == sql::INIT_OK)
-    initialized_ = true;
-  else
-    return LogInitFailure();
-}
-
-void ActivityDatabase::LogInitFailure() {
-  LOG(ERROR) << "Couldn't initialize the activity log database.";
-}
-
-sql::InitStatus ActivityDatabase::InitializeTable(const char* table_name,
-                                                  const char* table_structure) {
-  if (!db_.DoesTableExist(table_name)) {
-    char table_creator[1000];
-    base::snprintf(table_creator,
-                   arraysize(table_creator),
-                   "CREATE TABLE %s %s", table_name, table_structure);
-    if (!db_.Execute(table_creator))
-      return sql::INIT_FAILURE;
-  }
-  return sql::INIT_OK;
-}
-
-void ActivityDatabase::RecordAction(scoped_refptr<Action> action) {
-  if (initialized_)
-    action->Record(&db_);
-}
-
-void ActivityDatabase::BeginTransaction() {
-  db_.BeginTransaction();
-}
-
-void ActivityDatabase::CommitTransaction() {
-  db_.CommitTransaction();
-}
-
-void ActivityDatabase::RollbackTransaction() {
-  db_.RollbackTransaction();
-}
-
-bool ActivityDatabase::Raze() {
-  return db_.Raze();
-}
-
-void ActivityDatabase::Close() {
-  db_.Close();
-}
-
-void ActivityDatabase::KillDatabase() {
-  db_.RollbackTransaction();
-  db_.Raze();
-  db_.Close();
-}
-
-}  // namespace extensions
-