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- // Copyright 2014 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.
- #ifndef EXTENSIONS_BROWSER_PROCESS_MANAGER_OBSERVER_H_
- #define EXTENSIONS_BROWSER_PROCESS_MANAGER_OBSERVER_H_
- #include <string>
- #include "base/observer_list_types.h"
- namespace content {
- class RenderFrameHost;
- }
- namespace extensions {
- class Extension;
- class ExtensionHost;
- class ProcessManager;
- struct WorkerId;
- class ProcessManagerObserver : public base::CheckedObserver {
- public:
- // Called immediately after an extension background host is started. This
- // corresponds with the loading of background hosts immediately after profile
- // startup.
- virtual void OnBackgroundHostStartup(const Extension* extension) {}
- // Called immediately after an ExtensionHost for an extension is created.
- // This corresponds with any time ProcessManager::OnBackgroundHostCreated is
- // called.
- virtual void OnBackgroundHostCreated(ExtensionHost* host) {}
- // Called immediately after the extension background host is destroyed.
- virtual void OnBackgroundHostClose(const std::string& extension_id) {}
- // Called when a RenderFrameHost has been registered in an extension process.
- virtual void OnExtensionFrameRegistered(
- const std::string& extension_id,
- content::RenderFrameHost* render_frame_host) {}
- // Called when a RenderFrameHost is no longer part of an extension process.
- virtual void OnExtensionFrameUnregistered(
- const std::string& extension_id,
- content::RenderFrameHost* render_frame_host) {}
- // Called when a service worker is started.
- virtual void OnServiceWorkerRegistered(const WorkerId& worker_id) {}
- // Called when a service worker is no longer part of an extension process.
- virtual void OnServiceWorkerUnregistered(const WorkerId& worker_id) {}
- // Called when the observed ProcessManager is shutting down.
- virtual void OnProcessManagerShutdown(ProcessManager* manager) {}
- // Called when the renderer process has gone.
- virtual void OnExtensionProcessTerminated(const Extension* extension) {}
- };
- } // namespace extensions
- #endif // EXTENSIONS_BROWSER_PROCESS_MANAGER_OBSERVER_H_
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