Summary: This should make linking faster and enable easier support for LTO in the future.

Test Plan: Jenkins

Reviewers: oazizi, #engineering

Reviewed By: oazizi, #engineering

Differential Revision: https://phab.corp.pixielabs.ai/D1414

GitOrigin-RevId: 0a3e9b09d36b3107fc8ee7ae5ad1f62a1ff3dfbd