Drops the navigation a stored session still carries. Navigation is process
state now: a snapshot made while it lived in the session has no navigation to
restore, so the decoded session starts a new process with no screen and no
chain. navChain was an older, never-rendered session field and is dropped
too.
Drops the navigation a stored session still carries. Navigation is process state now: a snapshot made while it lived in the session has no navigation to restore, so the decoded session starts a new process with no screen and no chain.
navChainwas an older, never-rendered session field and is dropped too.