tree 755119293ee28bcbdd1a6eea1b64000713ed834d
parent 27ca1bc713147f6803122bef5e6a8279750eb60f
author Jingning Han <jingning@google.com> 1562103653 -0700
committer Jingning Han <jingning@google.com> 1562184361 +0000

Add layer_depth entry to gf_group

This prepares several experiments next. Currently it does not
affect the coding stats.

Change-Id: Iade5b5afc8a653d4479bff9da90191e2795c66fc