In re Yung Ching Tsai, ___ Wash. ___, __ P.3d __, 2015 WL 2164187 (May 7, 2015) (Padilla v. Kentucky, 559 U.S. 356 (2010), applies no matter when the conviction was entered; since Padilla was not a new rule of constitutional law it applies retroactively).
http://www.courts.wa.gov/opinions/pdf/887705.pdf