cr_chains: gc'd unrefs don't count as chain deletions
cr_chains: gc'd unrefs don't count as chain deletions

They only mean the block can be purged from local caches.

keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/kbfs,keybase/client,keybase/client,keybase/client,keybase/kbfs,keybase/client