chromium/extensions/browser/extension_host_registry.h

// 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 EXTENSIONS_BROWSER_EXTENSION_HOST_REGISTRY_H_
#define EXTENSIONS_BROWSER_EXTENSION_HOST_REGISTRY_H_

#include <unordered_set>
#include <vector>

#include "base/memory/raw_ptr.h"
#include "base/observer_list.h"
#include "components/keyed_service/core/keyed_service.h"
#include "extensions/common/extension_id.h"

class BrowserContextKeyedServiceFactory;

namespace content {
class BrowserContext;
class RenderFrameHost;
}

namespace extensions {
class ExtensionHost;

// A class responsible for tracking ExtensionHosts and notifying observers of
// relevant changes.
// See also ProcessManager, which is responsible for more of the construction
// lifetime management of these hosts.
class ExtensionHostRegistry : public KeyedService { … };

}  // namespace extensions

#endif  // EXTENSIONS_BROWSER_EXTENSION_HOST_REGISTRY_H_