Profile shouldn't own DesktopNotificationService.

chrome/browser/notifications/desktop_notification_service.cc

Index: chrome/browser/notifications/desktop_notification_service.cc
diff --git a/chrome/browser/notifications/desktop_notification_service.cc b/chrome/browser/notifications/desktop_notification_service.cc
index ef5bf7691070bd94d9de0346a8e6c22e6b39c97a..bfe85ab58a6a0c238f88905d99270b9f0d4c7cab 100644
--- a/chrome/browser/notifications/desktop_notification_service.cc
+++ b/chrome/browser/notifications/desktop_notification_service.cc
@@ -9,6 +9,7 @@
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/content_settings/content_settings_provider.h"
 #include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/notifications/notification_object_proxy.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
@@ -187,14 +188,16 @@ string16 NotificationPermissionInfoBarDelegate::GetButtonLabel(
 
 bool NotificationPermissionInfoBarDelegate::Accept() {
   UMA_HISTOGRAM_COUNTS("NotificationPermissionRequest.Allowed", 1);
-  profile_->GetDesktopNotificationService()->GrantPermission(origin_);
+  DesktopNotificationServiceFactory::GetForProfile(profile_)->
+      GrantPermission(origin_);
   action_taken_ = true;
   return true;
 }
 
 bool NotificationPermissionInfoBarDelegate::Cancel() {
   UMA_HISTOGRAM_COUNTS("NotificationPermissionRequest.Denied", 1);
-  profile_->GetDesktopNotificationService()->DenyPermission(origin_);
+  DesktopNotificationServiceFactory::GetForProfile(profile_)->
+      DenyPermission(origin_);
   action_taken_ = true;
   return true;
 }