[Notification] Stop calling detachPresenter().

content/renderer/notification_provider.cc

 // 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.
 
 #include "content/renderer/notification_provider.h"
 
 #include "base/strings/string_util.h"
 #include "content/common/desktop_notification_messages.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/render_view_impl.h"
@@ skipping 14 matching lines @@
 using WebKit::WebUserGestureIndicator;
 
 namespace content {
 
 
 NotificationProvider::NotificationProvider(RenderViewImpl* render_view)
     : RenderViewObserver(render_view) {
 }
 
 NotificationProvider::~NotificationProvider() {
-  manager_.DetachAll();
 }
 
 bool NotificationProvider::show(const WebNotification& notification) {
   int notification_id = manager_.RegisterNotification(notification);
   if (notification.isHTML())
     return ShowHTML(notification, notification_id);
   else
     return ShowText(notification, notification_id);
 }
 
@@ skipping 127 matching lines @@
   DCHECK(callback);
   callback->permissionRequestComplete();
   manager_.OnPermissionRequestComplete(id);
 }
 
 void NotificationProvider::OnNavigate() {
   manager_.Clear();
 }
 
 }  // namespace content