Remove last usage functions from HostContentSettingsMap

chrome/browser/notifications/platform_notification_service_impl.cc

 // 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.
 
 #include "chrome/browser/notifications/platform_notification_service_impl.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/user_metrics_action.h"
 #include "base/prefs/pref_service.h"
@@ skipping 244 matching lines @@
       new NotificationObjectProxy(browser_context, delegate.Pass());
   Notification notification = CreateNotificationFromData(
       profile, origin, icon, notification_data, proxy);
 
   GetNotificationUIManager()->Add(notification, profile);
   if (cancel_callback)
     *cancel_callback =
         base::Bind(&CancelNotification,
                    notification.delegate_id(),
                    NotificationUIManager::GetProfileID(profile));
-
-  HostContentSettingsMapFactory::GetForProfile(profile)->UpdateLastUsage(
-      origin, origin, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
 }
 
 void PlatformNotificationServiceImpl::DisplayPersistentNotification(
     BrowserContext* browser_context,
     int64_t persistent_notification_id,
     const GURL& origin,
     const SkBitmap& icon,
     const content::PlatformNotificationData& notification_data) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
@@ skipping 10 matching lines @@
   Notification notification = CreateNotificationFromData(
       profile, origin, icon, notification_data, delegate);
 
   // TODO(peter): Remove this mapping when we have reliable id generation for
   // the message_center::Notification objects.
   persistent_notifications_[persistent_notification_id] = notification.id();
 
   GetNotificationUIManager()->Add(notification, profile);
   content::RecordAction(
       base::UserMetricsAction("Notifications.Persistent.Shown"));
-
-  HostContentSettingsMapFactory::GetForProfile(profile)->UpdateLastUsage(
-      origin, origin, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
 }
 
 void PlatformNotificationServiceImpl::ClosePersistentNotification(
     BrowserContext* browser_context,
     int64_t persistent_notification_id) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   Profile* profile = Profile::FromBrowserContext(browser_context);
   DCHECK(profile);
 
@@ skipping 123 matching lines @@
         extensions::ExtensionRegistry::Get(profile)->GetExtensionById(
             origin.host(), extensions::ExtensionRegistry::EVERYTHING);
     DCHECK(extension);
 
     return base::UTF8ToUTF16(extension->name());
   }
 #endif
 
   return base::string16();
 }