[Dead code] Ty_visitor
[Dead code] Ty_visitor

Reviewed By: samwgoldman

Differential Revision: D9329059

fbshipit-source-id: 753d360164bdb3205363b1fced6e792b426cbf36

nmote/flow,jamesgpearce/flow,mroch/flow,JonathanUsername/flow,facebook/flow,popham/flow,samwgoldman/flow,gabelevi/flow,mroch/flow,gabelevi/flow,gabelevi/flow,nmote/flow,popham/flow,JonathanUsername/flow,gabelevi/flow,jamesgpearce/flow,jamesgpearce/flow,popham/flow,facebook/flow,samwgoldman/flow,popham/flow,facebook/flow,nmote/flow,samwgoldman/flow,mroch/flow,AgentME/flow,jamesgpearce/flow,nmote/flow,AgentME/flow,nmote/flow,JonathanUsername/flow,jamesgpearce/flow,gabelevi/flow,facebook/flow,samwgoldman/flow,jamesgpearce/flow,samwgoldman/flow,AgentME/flow,gabelevi/flow,popham/flow,facebook/flow,gabelevi/flow,mroch/flow,JonathanUsername/flow,AgentME/flow,mroch/flow,facebook/flow,nmote/flow,nmote/flow,popham/flow,JonathanUsername/flow,JonathanUsername/flow,jamesgpearce/flow,facebook/flow,AgentME/flow,samwgoldman/flow,mroch/flow,JonathanUsername/flow,samwgoldman/flow,mroch/flow,popham/flow