Revert of componentize SafeBrowsingService

components/safe_browsing/base_safe_browsing_service.cc

-// Copyright (c) 2017 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/safe_browsing/base_safe_browsing_service.h"
-
-#include <stddef.h>
-
-#include "base/bind.h"
-#include "base/macros.h"
-#include "base/path_service.h"
-#include "components/safe_browsing/common/safebrowsing_constants.h"
-#include "components/safe_browsing_db/database_manager.h"
-#include "components/safe_browsing_db/safe_browsing_prefs.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/resource_request_info.h"
-#include "net/url_request/url_request_context.h"
-#include "net/url_request/url_request_context_getter.h"
-
-#if defined(SAFE_BROWSING_DB_REMOTE)
-#include "components/safe_browsing_db/remote_database_manager.h"
-#endif
-
-using content::BrowserThread;
-
-namespace safe_browsing {
-
-BaseSafeBrowsingService::BaseSafeBrowsingService() : enabled_(false) {}
-
-BaseSafeBrowsingService::~BaseSafeBrowsingService() {
-  // We should have already been shut down. If we're still enabled, then the
-  // database isn't going to be closed properly, which could lead to corruption.
-  DCHECK(!enabled_);
-}
-
-void BaseSafeBrowsingService::Initialize() {
-  // TODO(ntfschr): initialize ui_manager_ once CreateUIManager is componentized
-}
-
-void BaseSafeBrowsingService::ShutDown() {}
-
-scoped_refptr<net::URLRequestContextGetter>
-BaseSafeBrowsingService::url_request_context() {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  return nullptr;
-}
-
-const scoped_refptr<SafeBrowsingDatabaseManager>&
-BaseSafeBrowsingService::database_manager() const {
-  return database_manager_;
-}
-
-void BaseSafeBrowsingService::OnResourceRequest(
-    const net::URLRequest* request) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-}
-
-SafeBrowsingDatabaseManager* BaseSafeBrowsingService::CreateDatabaseManager() {
-// For the LocalSafeBrowsingDatabaseManager, use
-// chrome/browser/safe_browsing_service
-#if defined(SAFE_BROWSING_DB_REMOTE)
-  return new RemoteSafeBrowsingDatabaseManager();
-#else
-  return NULL;
-#endif
-}
-
-std::unique_ptr<BaseSafeBrowsingService::StateSubscription>
-BaseSafeBrowsingService::RegisterStateCallback(
-    const base::Callback<void(void)>& callback) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  return state_callback_list_.Add(callback);
-}
-
-void BaseSafeBrowsingService::ProcessResourceRequest(
-    const ResourceRequestInfo& request) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-}
-
-}  // namespace safe_browsing