processStderr of RemoteStore wants to be a promise and it must be used from connection setup, so the pool factory callback must be a promise. Change-Id: I9ac742b6048ae6dba0bfa5dcb58971386229690b
processStderr of RemoteStore wants to be a promise and it must be used from connection setup, so the pool factory callback must be a promise. Change-Id: I9ac742b6048ae6dba0bfa5dcb58971386229690b