Add phase 2 atoms for documentsui

Test: manual
Bug: 111552654

Change-Id: Iabf5e64871aafe885bf2b304a7a0c6e61c8c08da
1 file changed
tree: 38ebd6f93000230c994ca0dbfd920ec6e2bf31f7
  1. atom_field_options.proto
  2. atoms.proto