am f3dcda5f: Merge changes I1572338c,I39965007,I521753b1

* commit 'f3dcda5f8573033d2be31343cdd0e3c65269c4a4':
  logd: liblog: logcat: Add LogWhiteBlackList
  logd: prune by worst offending UID
  logd: liblog: logcat: Add Statistics