rename two identical variables to same name and remove guard
rename two identical variables to same name and remove guard

joshprice/elixir,kimshrier/elixir,kimshrier/elixir,pedrosnk/elixir,elixir-lang/elixir,lexmag/elixir,michalmuskala/elixir,ggcampinho/elixir,gfvcastro/elixir,beedub/elixir,lexmag/elixir,antipax/elixir,kelvinst/elixir,pedrosnk/elixir,gfvcastro/elixir,beedub/elixir,kelvinst/elixir,antipax/elixir,ggcampinho/elixir