[Sass] Fix unscoped engine tests.
[Sass] Fix unscoped engine tests.

Anshdesire/sass,nicklima/sass,Galactix/sass,macressler/haml,ridixcr/sass,saper/sass,haml/haml,nickg33/sass,schneems/sass,HugoRLopes/sass,JuanitoFatas/sass,chriseppstein/haml,macressler/haml,modulexcite/sass,jaroot32/sass,askl56/sass,Galactix/sass,hcatlin/sass,srinivashappy/sass,nicklima/sass,nickg33/sass,StephanieMak/sass,tangposmarvin/haml,amatsuda/haml,dylannnn/sass,antonifs/sass,danielfein/sass,stewx/sass,danielfein/sass,Andrey-Pavlov/sass,modulexcite/sass,PMArtz92/sass,amitsuroliya/sass,oss-practice/sass,nazar-pc/haml,liquidmetal/sass,srawlins/sass,chriseppstein/haml,xzyfer/sass,tangposmarvin/haml,OrenBochman/sass,HugoRLopes/sass,srinivashappy/sass,xzyfer/sass,Anshdesire/sass,zaru/sass,saper/sass,stanhu/haml,askl56/sass,sideci-sample/sideci-sample-haml,zaru/sass,jaroot32/sass,antonifs/sass,lmetla/sass,srawlins/sass,liquidmetal/sass,Industrys/sass,ridixcr/sass,cmpereirasi/sass,StephanieMak/sass,hcatlin/sass,DanteKaris/sass,Nzaga/sass,concord-consortium/haml,schneems/sass,tenderlove/sass,haml/haml,chriseppstein/sass,stewx/sass,uniba/hamldoc_ja,tangposmarvin/sass,dylannnn/sass,haml/haml,keithpitty/haml,rammy7219/sass,14113/sass,MetaAshley/sass,PMArtz92/sass,nazar-pc/haml,keithpitty/haml,Andrey-Pavlov/sass,haml/haml,MetaAshley/sass,Industrys/sass,baiyanghese/sass,cmpereirasi/sass,Iamronan/sass,Nzaga/sass,Ahnita/sass,dg1dd1ngs/haml,Iamronan/sass,rammy7219/sass,tangposmarvin/sass,lmetla/sass,JuanitoFatas/sass,dg1dd1ngs/haml,OrenBochman/sass,stanhu/haml,DanteKaris/sass,amitsuroliya/sass,briangonzalez/sass,Ahnita/sass