Justin Smith: You’ll know in three weeks or so if I’m playing in 2015

After making defensive lineman Arik Armstead their first-round pick on Thursday, 49ers General Manager Trent Baalke said that the selection wasn’t made because of the uncertainty about Justin Smith’s status for 2015. It was made because the 49ers know they are going to need to replace Smith’s production in the near future whatever he decides…