Add traversal for Fiber test renderer (#10377)
Not clear the path to shipping this but this gives us a migration path internally that we need right now (replaces https://fburl.com/udq9ksvk).
B
Ben Alpert committed
a6e20d0bd83996f33a8c9580fa58876ae30cf89c
Parent: efcac24
Committed by GitHub <noreply@github.com>
on 8/7/2017, 11:47:22 PM