o consider whether adequate representation exists on any issues and whether a putative intervenor will significantly contribute to the litigation. Department of Fair Employment and Housing I. Lucent Technologies, Inc., 2011 WL 1549232, at *6 (9th Cir. 2011) (citing Spangler. Pasadena City Bd. of Educ., 552 F.2d 1326(9th Cir.19