Revert "Fix for deserializing sets in PHP JSON deserialization code."
Revert "Fix for deserializing sets in PHP JSON deserialization code."

Summary: While this matches our json encoder, it does not match TJSONProtocol. This would also probably need to be updated in the Hack compiler
@override-unit-failures

Test Plan: Revert

Reviewed By: alandau@fb.com

FB internal diff: D1267769

Blame Revision: rFBCODE41b56a93edf4

SergeyMakarenko/fbthrift,kangkot/fbthrift,guker/fbthrift,maxwell-demon/fbthrift,kangkot/fbthrift,soumith/fbthrift,fengshao0907/fbthrift,getyourguide/fbthrift,getyourguide/fbthrift,uber/fbthrift,Orvid/fbthrift,raphaelamorim/fbthrift,project-zerus/fbthrift,project-zerus/fbthrift,soumith/fbthrift,project-zerus/fbthrift,Orvid/fbthrift,uber/fbthrift,uber/fbthrift,LinusU/fbthrift,HankFaan/fbthrift,Orvid/fbthrift,SergeyMakarenko/fbthrift,facebook/fbthrift,sinjar666/fbthrift,chjp2046/fbthrift,kangkot/fbthrift,maxwell-demon/fbthrift,sinjar666/fbthrift,kangkot/fbthrift,project-zerus/fbthrift,SergeyMakarenko/fbthrift,SergeyMakarenko/fbthrift,Orvid/fbthrift,LinusU/fbthrift,facebook/fbthrift,chjp2046/fbthrift,getyourguide/fbthrift,soumith/fbthrift,maxwell-demon/fbthrift,sinjar666/fbthrift,fengshao0907/fbthrift,fengshao0907/fbthrift,project-zerus/fbthrift,project-zerus/fbthrift,raphaelamorim/fbthrift,getyourguide/fbthrift,fengshao0907/fbthrift,jesboat/fbthrift,sinjar666/fbthrift,maxwell-demon/fbthrift,guker/fbthrift,maxwell-demon/fbthrift,fengshao0907/fbthrift,LinusU/fbthrift,sinjar666/fbthrift,jesboat/fbthrift,chjp2046/fbthrift,jesboat/fbthrift,raphaelamorim/fbthrift,HankFaan/fbthrift,LinusU/fbthrift,Orvid/fbthrift,maxwell-demon/fbthrift,facebook/fbthrift,raphaelamorim/fbthrift,kangkot/fbthrift,fengshao0907/fbthrift,jesboat/fbthrift,maxwell-demon/fbthrift,jesboat/fbthrift,jesboat/fbthrift,guker/fbthrift,project-zerus/fbthrift,soumith/fbthrift,uber/fbthrift,Orvid/fbthrift,maxwell-demon/fbthrift,kangkot/fbthrift,project-zerus/fbthrift,uber/fbthrift,LinusU/fbthrift,jesboat/fbthrift,kangkot/fbthrift,chjp2046/fbthrift,facebook/fbthrift,LinusU/fbthrift,LinusU/fbthrift,chjp2046/fbthrift,raphaelamorim/fbthrift,jesboat/fbthrift,kangkot/fbthrift,sinjar666/fbthrift,getyourguide/fbthrift,soumith/fbthrift,HankFaan/fbthrift,SergeyMakarenko/fbthrift,jesboat/fbthrift,kangkot/fbthrift,getyourguide/fbthrift,kangkot/fbthrift,SergeyMakarenko/fbthrift,getyourguide/fbthrift,project-zerus/fbthrift,SergeyMakarenko/fbthrift,Orvid/fbthrift,HankFaan/fbthrift,SergeyMakarenko/fbthrift,facebook/fbthrift,guker/fbthrift,HankFaan/fbthrift,sinjar666/fbthrift,HankFaan/fbthrift,chjp2046/fbthrift,soumith/fbthrift,soumith/fbthrift,SergeyMakarenko/fbthrift,jesboat/fbthrift,SergeyMakarenko/fbthrift,LinusU/fbthrift,Orvid/fbthrift,chjp2046/fbthrift,HankFaan/fbthrift,guker/fbthrift,raphaelamorim/fbthrift,guker/fbthrift,sinjar666/fbthrift,SergeyMakarenko/fbthrift,raphaelamorim/fbthrift,SergeyMakarenko/fbthrift,chjp2046/fbthrift,Orvid/fbthrift,fengshao0907/fbthrift,soumith/fbthrift,facebook/fbthrift,HankFaan/fbthrift,jesboat/fbthrift,HankFaan/fbthrift,LinusU/fbthrift,getyourguide/fbthrift,guker/fbthrift,guker/fbthrift,HankFaan/fbthrift,fengshao0907/fbthrift,sinjar666/fbthrift,maxwell-demon/fbthrift,uber/fbthrift,facebook/fbthrift,raphaelamorim/fbthrift,fengshao0907/fbthrift,chjp2046/fbthrift,maxwell-demon/fbthrift,uber/fbthrift,uber/fbthrift,project-zerus/fbthrift,facebook/fbthrift,uber/fbthrift,sinjar666/fbthrift,fengshao0907/fbthrift,HankFaan/fbthrift,LinusU/fbthrift,soumith/fbthrift,raphaelamorim/fbthrift,uber/fbthrift,sinjar666/fbthrift,uber/fbthrift,guker/fbthrift,maxwell-demon/fbthrift,Orvid/fbthrift,facebook/fbthrift,jesboat/fbthrift,kangkot/fbthrift,LinusU/fbthrift,raphaelamorim/fbthrift,chjp2046/fbthrift,soumith/fbthrift,raphaelamorim/fbthrift,getyourguide/fbthrift,Orvid/fbthrift,guker/fbthrift,getyourguide/fbthrift,uber/fbthrift,soumith/fbthrift,project-zerus/fbthrift,chjp2046/fbthrift,project-zerus/fbthrift,fengshao0907/fbthrift,guker/fbthrift,chjp2046/fbthrift,getyourguide/fbthrift,getyourguide/fbthrift