Migrate a few metrics from metrics_contant to atom proto

Bug: 117860032
Test: rebuild
Change-Id: Idfd48123beed4c5be02b12f38bafa975e89f7dfb
1 file changed
tree: 6c17b3bd06a34e059b64df11d30bc148c488cb41
  1. atom_field_options.proto
  2. atoms.proto