tree dc3e0550a08fc9c656f88228d390c0902e9154d2
parent 57d8933a94c2d1f9738ac9d7911a87ef0ee200ee
author Stephen Li <stephenli@google.com> 1520548470 -0800
committer Stephen Li <stephenli@google.com> 1520548470 -0800

Set unnecessarily public methods to private.

Change-Id: I37194599755e9b690763f17916f34556a87a1979