Fix (hopefully) travis failures
Fix (hopefully) travis failures

Variable is already an integer, so FIX2INT should not be used.

deivid-rodriguez/byebug,icebreaker/byebug,guilherme/byebug,ozydingo/byebug,webdev1001/byebug,saisai/byebug,guilherme/byebug,os97673/byebug,deivid-rodriguez/byebug,yui-knk/byebug,yui-knk/byebug,scalp42/byebug,k0kubun/byebug,yui-knk/byebug,ozydingo/byebug,k0kubun/byebug,guilherme/byebug,webdev1001/byebug,k0kubun/byebug,icebreaker/byebug,miamiruby/byebug,scalp42/byebug,saisai/byebug,miamiruby/byebug,os97673/byebug,deivid-rodriguez/byebug