Summary: The CSR has no need to change, don't recreate it every time we need it. Useful for the physical iOS case especially, because it connects to the portforwarder and keeps attempting to send a CSR.
Reviewed By: passy
Differential Revision: D14131617
fbshipit-source-id: 82a69d5aff813d77fa05dd13fc2441b784766d99
9c87dfe230