DO NOT MERGE - Merge Android 10 into master

Bug: 139893257
Change-Id: Ib862de93f731fa63b4c71d046504ed3846cf1d3e
tree: 62de4dad7d193339bc36a257ba8645586c435c49
  1. common/
  2. guest/
  3. host/
  4. tests/
  5. tools/
  6. Android.bp
  7. Android.mk
  8. OWNERS
  9. TEST_MAPPING