Merge changes Ibde94f52,Iae804fcc,I94f3b93a
authorAngie Chiang <angiebird@google.com>
Tue, 29 Oct 2019 23:14:38 +0000 (23:14 +0000)
committerGerrit Code Review <noreply-gerritcodereview@google.com>
Tue, 29 Oct 2019 23:14:38 +0000 (23:14 +0000)
* changes:
  Add get_arf_layers()
  Use RANGE in get_gop_coding_frame_num
  Add get_gf_interval_active_range()


Trivial merge