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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_BROWSER_CONTEXT_IMPL_H_
#define CONTENT_BROWSER_BROWSER_CONTEXT_IMPL_H_
#include <memory>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/run_loop.h"
#include "build/build_config.h"
#include "content/browser/btm/btm_service_impl.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/resource_context.h"
#include "content/public/browser/shared_cors_origin_access_list.h"
namespace media {
class VideoDecodePerfHistory;
class WebrtcVideoPerfHistory;
namespace learning {
class LearningSession;
class LearningSessionImpl;
} // namespace learning
} // namespace media
namespace storage {
class ExternalMountPoints;
} // namespace storage
namespace perfetto::protos::pbzero {
class ChromeBrowserContext;
} // namespace perfetto::protos::pbzero
namespace content {
class BackgroundSyncScheduler;
class BrowserContextImpl;
class BrowsingDataRemoverImpl;
class DownloadManager;
class InMemoryFederatedPermissionContext;
class NavigationEntryScreenshotManager;
class PermissionController;
class PrefetchService;
class StoragePartitionImplMap;
// content-internal parts of BrowserContext.
//
// TODO(crbug.com/40169693): Make BrowserContextImpl to implement
// BrowserContext, instead of being a member.
class CONTENT_EXPORT BrowserContextImpl {
public:
static BrowserContextImpl* From(BrowserContext* self);
~BrowserContextImpl();
BrowserContextImpl(const BrowserContextImpl&) = delete;
BrowserContextImpl& operator=(const BrowserContextImpl&) = delete;
const std::string& UniqueId() const { return unique_id_; }
bool ShutdownStarted();
void NotifyWillBeDestroyed();
StoragePartitionImplMap* GetOrCreateStoragePartitionMap();
StoragePartitionImplMap* storage_partition_map() {
return storage_partition_map_.get();
}
SharedCorsOriginAccessList* shared_cors_origin_access_list() {
return shared_cors_origin_access_list_.get();
}
BrowsingDataRemoverImpl* GetBrowsingDataRemover();
media::learning::LearningSession* GetLearningSession();
storage::ExternalMountPoints* GetMountPoints();
DownloadManager* GetDownloadManager();
void SetDownloadManagerForTesting(
std::unique_ptr<DownloadManager> download_manager);
PermissionController* GetPermissionController();
void SetPermissionControllerForTesting(
std::unique_ptr<PermissionController> permission_controller);
void ShutdownStoragePartitions();
media::VideoDecodePerfHistory* GetVideoDecodePerfHistory();
// Gets media service for storing/retrieving WebRTC encoding and decoding
// performance stats. Exposed here rather than StoragePartition because all
// SiteInstances should have similar performance and stats are not exposed to
// the web directly, so privacy is not compromised.
media::WebrtcVideoPerfHistory* GetWebrtcVideoPerfHistory();
BackgroundSyncScheduler* background_sync_scheduler() {
return background_sync_scheduler_.get();
}
PrefetchService* GetPrefetchService();
void SetPrefetchServiceForTesting(
std::unique_ptr<PrefetchService> prefetch_service);
NavigationEntryScreenshotManager* GetNavigationEntryScreenshotManager();
InMemoryFederatedPermissionContext* GetFederatedPermissionContext();
void ResetFederatedPermissionContext();
using TraceProto = perfetto::protos::pbzero::ChromeBrowserContext;
// Write a representation of this object into a trace.
void WriteIntoTrace(perfetto::TracedProto<TraceProto> context) const;
ResourceContext* GetResourceContext() const {
return resource_context_.get();
}
BtmServiceImpl* GetBtmService();
// If the BTM database file should be deleted, wait for it. Otherwise, return
// immediately.
//
// TODO: crbug.com/356624038 - delete this method when the BTM feature flag is
// removed.
void WaitForBtmCleanupForTesting();
// (See BrowserContext::BackfillPopupHeuristicGrants().)
void BackfillPopupHeuristicGrants(base::OnceCallback<void(bool)> callback);
private:
// Creates the media service for storing/retrieving WebRTC encoding and
// decoding performance stats. Exposed here rather than StoragePartition
// because all SiteInstances should have similar performance and stats are not
// exposed to the web directly, so privacy is not compromised.
std::unique_ptr<media::WebrtcVideoPerfHistory> CreateWebrtcVideoPerfHistory();
// Delete any existing BTM database file if BTM is disabled (because it's not
// possible for the user to clear it through the browser UI).
//
// TODO: crbug.com/356624038 - delete this method when the BTM feature flag is
// removed.
void MaybeCleanupBtm();
// BrowserContextImpl is owned and build from BrowserContext constructor.
// TODO(crbug.com/40169693): Invert the dependency. Make BrowserContext
// a pure interface and BrowserContextImpl implements it. Remove the `self_`
// field and 'friend' declaration.
friend BrowserContext;
explicit BrowserContextImpl(BrowserContext* self);
raw_ptr<BrowserContext> self_;
const std::string unique_id_ = base::UnguessableToken::Create().ToString();
bool will_be_destroyed_soon_ = false;
std::unique_ptr<StoragePartitionImplMap> storage_partition_map_;
scoped_refptr<SharedCorsOriginAccessList> shared_cors_origin_access_list_ =
SharedCorsOriginAccessList::Create();
std::unique_ptr<BrowsingDataRemoverImpl> browsing_data_remover_;
std::unique_ptr<DownloadManager> download_manager_;
std::unique_ptr<PermissionController> permission_controller_;
scoped_refptr<BackgroundSyncScheduler> background_sync_scheduler_;
std::unique_ptr<PrefetchService> prefetch_service_;
std::unique_ptr<NavigationEntryScreenshotManager>
nav_entry_screenshot_manager_;
std::unique_ptr<InMemoryFederatedPermissionContext>
federated_permission_context_;
std::unique_ptr<media::learning::LearningSessionImpl> learning_session_;
std::unique_ptr<media::VideoDecodePerfHistory> video_decode_perf_history_;
std::unique_ptr<media::WebrtcVideoPerfHistory> webrtc_video_perf_history_;
// Manages BTM for all WebContentses using this browser context.
std::unique_ptr<BtmServiceImpl> btm_service_;
// If BTM is disabled, any existing database file is asynchronously deleted
// when the BrowserContextImpl is created. This RunLoop allows tests to wait
// for the deletion to complete.
//
// TODO: crbug.com/356624038 - delete this when the BTM feature flag is
// removed.
base::RunLoop btm_cleanup_loop_;
// TODO(crbug.com/40604019): Get rid of ResourceContext.
// Created on the UI thread, otherwise lives on and is destroyed on the IO
// thread.
std::unique_ptr<ResourceContext> resource_context_ =
std::make_unique<ResourceContext>();
#if BUILDFLAG(IS_CHROMEOS)
scoped_refptr<storage::ExternalMountPoints> external_mount_points_;
#endif
// TODO: crbug.com/40169693 - BrowserContext and BrowserContextImpl both have
// WeakPtrFactories. Remove one once the inheritance is sorted out.
base::WeakPtrFactory<BrowserContextImpl> weak_factory_{this};
};
} // namespace content
#endif // CONTENT_BROWSER_BROWSER_CONTEXT_IMPL_H_
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