Merge Android R (rvc-dev-plus-aosp-without-vendor@6692709)

Bug: 166295507
Merged-In: I76748c4e045123f3d7156550e9c75478aeb0d651
Change-Id: Idb5917901dd699dbdc62064c113543cabd873ed1
tree: 0cc021aea3a1e3b8bc40faa7e2b9bd94e7d499a5
  1. LoopbackApp/
  2. METADATA
  3. OWNERS