allow use of atom definition outside of atoms.proto in pulled atoms

There will be followup cls to add support of new types that can be
nested and repeated.
+ skip StatsLog.write signature generation for pulled atoms.

Bug: 113872139
Test: manual test
Change-Id: I69d0ee0b2fe8e286e48eac20ec2c8b280c477bf0
2 files changed
tree: cf83111b3d91c3b935625f631880bd242225d737
  1. bin/