tree 52b8790fb9b0b07739533acfa27ddfceb0c78f24
parent 84c56af01763c29f1eac52f1347a4efe26e4f02a
author Yaowu Xu <yaowu@google.com> 1479766822 -0800
committer Yaowu Xu <yaowu@google.com> 1479771148 +0000

Replace int with uint32_t for non-negative values

This also fix a few compiler warnings of comparison between signed
and unsigned values.

Change-Id: I1d633f4dfdffff73743dc3f373564056c6d58813