Merge "make log.tag.stats_log work for stats buffer."
am: c1675f61a9

Change-Id: I5b81edb2c221eb8a7c5ab64316d788879d727c58
tree: 5f78a22897af6de68c08407f104127bbcd5e273d
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/