Merge Android R

Bug: 168057903
Merged-In: Idb5917901dd699dbdc62064c113543cabd873ed1
Change-Id: Ie37294bd2ca1ed40a48ecde24a3515d1d75f5032
tree: 0cc021aea3a1e3b8bc40faa7e2b9bd94e7d499a5
  1. LoopbackApp/
  2. METADATA
  3. OWNERS