Track ivar assignment in helper methods
Track ivar assignment in helper methods

bf4/brakeman,jlecour/brakeman,dfens/brakeman,kbrock/brakeman,jlecour/brakeman,jeffyip/brakeman,oreoshake/brakeman,bf4/brakeman,github/brakeman,dfens/brakeman,bf4/brakeman,liqites/brakeman,codeclimate/brakeman-deprecated,codeclimate/brakeman-deprecated,liqites/brakeman,jakeatwork/brakeman,kbrock/brakeman,cheerfulstoic/brakeman,masarakki/brakeman,lee-leon/brakeman,lee-leon/brakeman,liqites/brakeman,cheerfulstoic/brakeman,github/brakeman,cheerfulstoic/brakeman,htdc/brakeman,jakeatwork/brakeman,masarakki/brakeman,lee-leon/brakeman,spcoder/brakeman,masarakki/brakeman,jeffyip/brakeman,jakeatwork/brakeman,htdc/brakeman,spcoder/brakeman,kbrock/brakeman,jlecour/brakeman,oreoshake/brakeman,spcoder/brakeman,htdc/brakeman,dfens/brakeman