Merge "Replace fields with getters in keepalive API" am: 445fd7e9d9

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1669345

Change-Id: I339284a9f509d970a8c20f4738e42b25ca05c28c
tree: d5e0c6186576527b74690f829d96e62266ac497f
  1. framework/
  2. service/
  3. OWNERS
  4. TEST_MAPPING