tree 586fb8141f808406e12fdee58c59aa6bf4128384
parent db9c41d4db5fe4aa3a030ab154bb5421767350b2
author Dave Borowitz <dborowitz@google.com> 1394997188 -0700
committer Dave Borowitz <dborowitz@google.com> 1395166061 -0700

Use an enum for recording which commit fields to compute

Hard-coding the strings always felt ugly, and this is not much more
code. Also, we want to use this data structure for JSON data as well,
so the key names should be decoupled from the idea of keys in a Soy
data map.

Change-Id: Ibe70f1f370783c11c6021531ccae9371f3b899ec