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-rw-r--r--chrome/browser/extensions/extension_webnavigation_api.h56
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diff --git a/chrome/browser/extensions/extension_webnavigation_api.h b/chrome/browser/extensions/extension_webnavigation_api.h
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--- a/chrome/browser/extensions/extension_webnavigation_api.h
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-// Copyright (c) 2010 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.
-
-// Defines the Chrome Extensions WebNavigation API functions for observing and
-// intercepting navigation events, as specified in
-// chrome/common/extensions/api/extension_api.json.
-
-#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_WEBNAVIGATION_API_H_
-#define CHROME_BROWSER_EXTENSIONS_EXTENSION_WEBNAVIGATION_API_H_
-#pragma once
-
-#include "base/singleton.h"
-#include "chrome/browser/extensions/extension_function.h"
-#include "chrome/browser/tab_contents/navigation_controller.h"
-#include "chrome/common/notification_registrar.h"
-#include "googleurl/src/gurl.h"
-
-// Observes navigation notifications and routes them as events to the extension
-// system.
-class ExtensionWebNavigationEventRouter : public NotificationObserver {
- public:
- // Single instance of the event router.
- static ExtensionWebNavigationEventRouter* GetInstance();
-
- void Init();
-
- private:
- friend struct DefaultSingletonTraits<ExtensionWebNavigationEventRouter>;
-
- ExtensionWebNavigationEventRouter() {}
- virtual ~ExtensionWebNavigationEventRouter() {}
-
- // NotificationObserver implementation.
- virtual void Observe(NotificationType type,
- const NotificationSource& source,
- const NotificationDetails& details);
-
- // Handler for the NAV_ENTRY_COMMITTED event. The method takes the details of
- // such an event and constructs a suitable JSON formatted extension event
- // from it.
- void NavEntryCommitted(NavigationController* controller,
- NavigationController::LoadCommittedDetails* details);
-
- // This method dispatches events to the extension message service.
- void DispatchEvent(Profile* context,
- const char* event_name,
- const std::string& json_args);
-
- // Used for tracking registrations to navigation notifications.
- NotificationRegistrar registrar_;
-
- DISALLOW_COPY_AND_ASSIGN(ExtensionWebNavigationEventRouter);
-};
-
-#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_WEBNAVIGATION_API_H_