Merge cherrypicks of ['googleplex-android-review.googlesource.com/24366176'] into security-aosp-udc-release.

Change-Id: I6c8405bad879bc2d9d0613580dfef29bbb96047a
tree: eef579ce1881ea3b2dfc1c3139602cf860bd8d5e
  1. client/
  2. include/
  3. netutils_wrappers/
  4. server/
  5. tests/
  6. .editorconfig
  7. Android.bp
  8. NOTICE
  9. OWNERS
  10. PREUPLOAD.cfg
  11. TEST_MAPPING