Set the PVTrivialProducer without any time information initially.

When we create the catalyst pipeline, don't set the time in the
PVTrivialProducer. It will cause a warning later on.

Change-Id: Ib7350b7452d50edab6fc3824c4c6d6c9e08bbfd7
Cleaning up coprocessing helper method.

Change-Id: I93f74928ed9703b73fabe03d1a3a6e4022dbc3b9
Merge topic '14043_cleanup_coprocessing' into next

936afed Cleaning up coprocessing helper method.
6e5177a Set the PVTrivialProducer without any time information initially.