Merge "[SP10] Add IntDef annotations for system api of NetworkStats" am: 9d8a9cbfcc am: 9ec52c9fe8

Change-Id: Icc69f682437baf209aa537820201be45db6ccf3a
tree: 1648f83559f5ac43caa8f54c451e344bdb202d2b
  1. core/
  2. packages/
  3. services/
  4. wifi/