chromium/extensions/browser/extension_system.h

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef EXTENSIONS_BROWSER_EXTENSION_SYSTEM_H_
#define EXTENSIONS_BROWSER_EXTENSION_SYSTEM_H_

#include <optional>
#include <string>

#include "base/functional/callback.h"
#include "base/memory/scoped_refptr.h"
#include "build/build_config.h"
#include "components/keyed_service/core/keyed_service.h"
#include "extensions/browser/install/crx_install_error.h"
#include "extensions/buildflags/buildflags.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_id.h"

#if !BUILDFLAG(ENABLE_EXTENSIONS) && \
    !BUILDFLAG(ENABLE_DESKTOP_ANDROID_EXTENSIONS)
#error "Extensions must be enabled"
#endif

namespace base {
class OneShotEvent;
}

namespace content {
class BrowserContext;
}

namespace value_store {
class ValueStoreFactory;
}

namespace extensions {

class AppSorting;
class ContentVerifier;
class Extension;
class ExtensionService;
class ExtensionSet;
class ManagementPolicy;
class QuotaService;
class ServiceWorkerManager;
class StateStore;
class UserScriptManager;
enum class UnloadedExtensionReason;

// ExtensionSystem manages the lifetime of many of the services used by the
// extensions and apps system, and it handles startup and shutdown as needed.
// Eventually, we'd like to make more of these services into KeyedServices in
// their own right.
class ExtensionSystem : public KeyedService { … };

}  // namespace extensions

#endif  // EXTENSIONS_BROWSER_EXTENSION_SYSTEM_H_