If a page is navigated within the same render process, the active notificatio...

chrome/common/desktop_notifications/active_notification_tracker.cc

 // Copyright (c) 2009 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.
 
 #include "chrome/common/desktop_notifications/active_notification_tracker.h"
 
 #include "base/message_loop.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebNotification.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebNotificationPermissionCallback.h"
 
@@ skipping 33 matching lines @@
 void ActiveNotificationTracker::UnregisterNotification(int id) {
   DCHECK(MessageLoop::current()->type() == MessageLoop::TYPE_DEFAULT);
   // We want to free the notification after removing it from the table.
   scoped_ptr<WebNotification> notification(notification_table_.Lookup(id));
   notification_table_.Remove(id);
   DCHECK(notification.get());
   if (notification.get())
     reverse_notification_table_.erase(*notification);
 }
 
+void ActiveNotificationTracker::Clear() {
+  ReverseTable::iterator iter = reverse_notification_table_.begin();
+  while (iter != reverse_notification_table_.end()) {
+    UnregisterNotification((*iter).second);
+    ++iter;
+  }
+}
+
 WebNotificationPermissionCallback* ActiveNotificationTracker::GetCallback(
     int id) {
   DCHECK(MessageLoop::current()->type() == MessageLoop::TYPE_DEFAULT);
   return callback_table_.Lookup(id);
 }
 
 int ActiveNotificationTracker::RegisterPermissionRequest(
     WebNotificationPermissionCallback* callback) {
   DCHECK(MessageLoop::current()->type() == MessageLoop::TYPE_DEFAULT);
   return callback_table_.Add(callback);
 }
 
 void ActiveNotificationTracker::OnPermissionRequestComplete(int id) {
   DCHECK(MessageLoop::current()->type() == MessageLoop::TYPE_DEFAULT);
   callback_table_.Remove(id);
 }