Clean up Haml::Precompiler#close.
Clean up Haml::Precompiler#close.

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