tree cb3e77ca7098fd82c71cbd16c3aab92af21083bb
parent cf1bbf3a12be653b825e230fd2785c14cd9b0192
author Marco Nelissen <marcone@google.com> 1455734249 -0800
committer Marco Nelissen <marcone@google.com> 1455918018 -0800

Always treat composition time offsets as signed

even for version 0 ctts atoms that technically should contain only
unsigned values.

Bug: 27174229
Change-Id: I7309222f5fe646c25c45ff5351bfc310759ef542