Keep incognito notification preferences separate from regular ones, and don't...

chrome/browser/notifications/desktop_notification_service.h

Index: chrome/browser/notifications/desktop_notification_service.h
===================================================================
--- chrome/browser/notifications/desktop_notification_service.h	(revision 33305)
+++ chrome/browser/notifications/desktop_notification_service.h	(working copy)
@@ -78,6 +78,9 @@
  private:
   void InitPrefs();
 
+  // Save a permission change to the profile.
+  void PersistPermissionChange(const GURL& origin, bool is_allowed);
+
   // Returns a display name for an origin, to be used in permission infobar
   // or on the frame of the notification toast.  Different from the origin
   // itself when dealing with extensions.