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

* commit 'c3a0c9f679cf18a512ca194e14a74dde852af831':
  Fix sans-serif-thin and sans-serif-light fonts in layoutlib. [DO NOT MERGE]