Merge "logd: statistics add logspan" am: e32517d773 am: 2ad8ed5138
am: 58871c8338

Change-Id: I06639472b8f6252de7891d8e7f6485c558e73d64
tree: 0d493fcef83fa4387440690b26f6b5e59c482223
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/