tree 9ed5b303fea2f580acb6da256bc8974a321294cc
parent 486c048a0d5963f83f3a0d6957e4dde41602e2e7
author Wouter van Oortmerssen <wvo@google.com> 1476144577 -0700
committer Wouter van Oortmerssen <wvo@google.com> 1476307831 -0700

Clarified tutorial w.r.t reading/writing buffers.

Bug: 30736848

Signed-off-by: Wouter van Oortmerssen <wvo@google.com>