Merge "liblog: log reader validate headers" am: 0321476fe2 am: 0a7dec432c am: 5d32a9821d
am: a8afed33da

* commit 'a8afed33dae803446326cedd3fc60eeac82117d0':
  liblog: log reader validate headers

Change-Id: I77e001a39d4e267610189ef9e4e7d58e1a79cf8d