Merge Android U (ab/10368041)

Bug: 291102124
Merged-In: I1ebe247d494ad7e534edbeff894739e3c37f948a
Change-Id: I345d0e0bf75e0b6e1a45c7020d8b455e1c856ba6
tree: dbec1d57a99e56671f246cfc166c546bf1612d27
  1. library/
  2. tools/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg