cache in favicon service, update favicons for redirected bookmarks, don't load
favicon data if we have a recent copy.
Original committer: brettw%gmail.com
Original revision: 1.3
Original date: 2006/03/03 18:48:28
git-svn-id: svn://10.0.0.236/trunk@202837 18797224-902f-48f8-a5cc-f745e15eee43