am 85c5cdcd: am c3a0c9f6: am 45ca5ba7: am 01cdd312: am 669792b3: Fix sans-serif-thin and sans-serif-light fonts in layoutlib. [DO NOT MERGE]

* commit '85c5cdcd587c64a9e80ac51beb134d9547faae54':
  Fix sans-serif-thin and sans-serif-light fonts in layoutlib. [DO NOT MERGE]