Merge changes If7fa11e7,I345c9a5d am: a5a6c0a0bc am: 7163fb158c

Change-Id: Ic4801436f6e2466e267371256cef14b9b638eeae
tree: 1501188f6002545f9fadcd1c628b717262096b67
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/