DO NOT MERGE - Merge Android R QPR1

Bug: 172690556
Merged-In: Ief0b528a34274650bb350836ed0f2385a202cb83
Change-Id: I70234ce8c8e2f9a8c5622f620a6ee39513aa6356
tree: 03cad8be77789d40d2ed0f98eacb2929afea8459
  1. src/
  2. tests/
  3. Android.bp
  4. OWNERS
  5. PREUPLOAD.cfg