Don't generate class mixins if prop doesn't exist
Don't generate class mixins if prop doesn't exist

guybedford/babel,jhen0409/babel,zjmiller/babel,jridgewell/babel,bcoe/babel,PolymerLabs/babel,Skillupco/babel,chicoxyzzy/babel,jridgewell/babel,STRML/babel,PolymerLabs/babel,hzoo/babel,garyjN7/babel,KunGha/babel,zertosh/babel,existentialism/babel,lxe/babel,tikotzky/babel,CrocoDillon/babel,zertosh/babel,kedromelon/babel,antn/babel,maurobringolf/babel,DmitrySoshnikov/babel,chicoxyzzy/babel,kellyselden/babel,claudiopro/babel,kellyselden/babel,vadzim/babel,samwgoldman/babel,STRML/babel,samwgoldman/babel,claudiopro/babel,hzoo/babel,benjamn/babel,krasimir/babel,babel/babel,iamchenxin/babel,ccschneidr/babel,zenparsing/babel,maurobringolf/babel,shuhei/babel,KunGha/babel,maurobringolf/babel,zenparsing/babel,hzoo/babel,benjamn/babel,iamchenxin/babel,vadzim/babel,claudiopro/babel,chicoxyzzy/babel,Skillupco/babel,DmitrySoshnikov/babel,kedromelon/babel,hulkish/babel,samwgoldman/babel,Skillupco/babel,babel/babel,hulkish/babel,hzoo/babel,kellyselden/babel,guybedford/babel,antn/babel,jhen0409/babel,jchip/babel,bcoe/babel,Skillupco/babel,babel/babel,hulkish/babel,kaicataldo/babel,kedromelon/babel,shuhei/babel,PolymerLabs/babel,shuhei/babel,krasimir/babel,jchip/babel,existentialism/babel,rmacklin/babel,ameyms/babel,hulkish/babel,kellyselden/babel,kaicataldo/babel,babel/babel,jridgewell/babel,CrocoDillon/babel,AgentME/babel,guybedford/babel,kaicataldo/babel,lxe/babel,garyjN7/babel,kassens/babel,kassens/babel,kaicataldo/babel,ameyms/babel,rmacklin/babel,chicoxyzzy/babel,tikotzky/babel,AgentME/babel,existentialism/babel,ccschneidr/babel,iamchenxin/babel,zjmiller/babel,jridgewell/babel,dustyjewett/babel-plugin-transform-es2015-modules-commonjs-ember