DO NOT MERGE - Merge Android 10 into master

Bug: 139893257
Change-Id: Iade42e1a78a3f2fdd0fe86e274028138114ba6aa
tree: a5c3e70d0c965d5b0cd9dc2e7a9f881fcd4ac971
  1. binder/
  2. docs/
  3. include/
  4. src/
  5. tests/
  6. Android.bp
  7. iorapd.rc
  8. TEST_MAPPING