Remove WorkerThread shim
Remove WorkerThread shim

Summary: This has moved.

Test Plan: fbgs, watch cmake build

Reviewed By: viswanath@fb.com

Subscribers: hphp-diffs@, doug, ps, bmatheny

FB internal diff: D1667183

Signature: t1:1667183:1415397345:438b6a5c4208ca4b928dc83790125aaa010a65a5


zhenglaizhang/proxygen,supriyantomaftuh/proxygen,jgli/proxygen,pueril/proxygen,chjp2046/proxygen,songfj/proxygen,sssemil/proxygen,Orvid/proxygen,LilMeyer/proxygen,jgli/proxygen,haspatel/proxygen,hongliangzhao/proxygen,Werror/proxygen,LilMeyer/proxygen,luxuan/proxygen,supriyantomaftuh/proxygen,fqihangf/proxygen,chenmoshushi/proxygen,hiproz/proxygen,KublaikhanGeek/proxygen,wrmsr/proxygen,hongliangzhao/proxygen,hiproz/proxygen,Werror/proxygen,pueril/proxygen,hnutank163/proxygen,seem-sky/proxygen,chjp2046/proxygen,Orvid/proxygen,raphaelamorim/proxygen,hnutank163/proxygen,zhiweicai/proxygen,zhenglaizhang/proxygen,wrmsr/proxygen,chjp2046/proxygen,Werror/proxygen,chenmoshushi/proxygen,LilMeyer/proxygen,wrmsr/proxygen,supriyantomaftuh/proxygen,KublaikhanGeek/proxygen,hnutank163/proxygen,zhiweicai/proxygen,supriyantomaftuh/proxygen,raphaelamorim/proxygen,haspatel/proxygen,zhenglaizhang/proxygen,songfj/proxygen,seem-sky/proxygen,sssemil/proxygen,LilMeyer/proxygen,jgli/proxygen,zhiweicai/proxygen,jgli/proxygen,KublaikhanGeek/proxygen,haspatel/proxygen,fqihangf/proxygen,KublaikhanGeek/proxygen,luxuan/proxygen,hiproz/proxygen,hongliangzhao/proxygen,hiproz/proxygen,seem-sky/proxygen,chjp2046/proxygen,zhenglaizhang/proxygen,haspatel/proxygen,Werror/proxygen,sssemil/proxygen,songfj/proxygen,chenmoshushi/proxygen,luxuan/proxygen,pueril/proxygen,Orvid/proxygen,wrmsr/proxygen,Orvid/proxygen,zhiweicai/proxygen,hongliangzhao/proxygen,pueril/proxygen,chenmoshushi/proxygen,fqihangf/proxygen,raphaelamorim/proxygen,songfj/proxygen,haspatel/proxygen,fqihangf/proxygen,seem-sky/proxygen,raphaelamorim/proxygen,sssemil/proxygen,hnutank163/proxygen