Remove the strict dependency on WebContents for Web Notifications.

chrome/browser/notifications/desktop_notification_service.h

 // Copyright (c) 2012 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 CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H_
 #define CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 18 matching lines @@
 #include "extensions/browser/extension_registry_observer.h"
 #endif
 
 class Notification;
 class NotificationDelegate;
 class NotificationUIManager;
 class Profile;
 
 namespace content {
 class DesktopNotificationDelegate;
-class RenderFrameHost;
 struct ShowDesktopNotificationHostMsgParams;
 }
 
 #if defined(ENABLE_EXTENSIONS)
 namespace extensions {
 class ExtensionRegistry;
 }
 #endif
 
 namespace gfx {
@@ skipping 38 matching lines @@
       content::WebContents* web_contents,
       const PermissionRequestID& request_id,
       const GURL& requesting_origin,
       bool user_gesture,
       const NotificationPermissionCallback& callback);
 
   // Show a desktop notification. If |cancel_callback| is non-null, it's set to
   // a callback which can be used to cancel the notification.
   void ShowDesktopNotification(
       const content::ShowDesktopNotificationHostMsgParams& params,
-      content::RenderFrameHost* render_frame_host,
+      int render_process_id,
       scoped_ptr<content::DesktopNotificationDelegate> delegate,
       base::Closure* cancel_callback);
 
   // Returns true if the notifier with |notifier_id| is allowed to send
   // notifications.
   bool IsNotifierEnabled(const message_center::NotifierId& notifier_id);
 
   // Updates the availability of the notifier.
   void SetNotifierEnabled(const message_center::NotifierId& notifier_id,
                           bool enabled);
@@ skipping 55 matching lines @@
                  extensions::ExtensionRegistryObserver>
       extension_registry_observer_;
 #endif
 
   base::WeakPtrFactory<DesktopNotificationService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopNotificationService);
 };
 
 #endif  // CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H_