R1:93b08f0e83e6

Fix an out-of-order access issue with inlines

Summary: Ref T13513. On `secure`, I caught an issue where inlines may be accessed directly before they're constructed. Instead, access them through the relevant accessor.

Test Plan: Will deploy.

Maniphest Tasks: T13513

Differential Revision: https://secure.phabricator.com/D21263