am 776c1923: am 3c9fceae: am 627cab12: am 45693e50: am c9a4badb: am d915dcac: Layoutlib tests now check methods return value [DO NOT MERGE]

* commit '776c192379bcfa25d09d0881afca49f2e6f5edb5':
  Layoutlib tests now check methods return value [DO NOT MERGE]