unflushed_path_cache: add reinitializeWithResolution function
unflushed_path_cache: add reinitializeWithResolution function

Issue: KBFS-1637

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