tree ff3e04be2aee010600714f70bcd6a1f0619c9656
parent e28e99a1462bdc2454c699e77c9daef225f656b8
author Ambre Williams <ambre@google.com> 1542125613 +0100
committer Ambre Williams <ambre@google.com> 1544533511 +0100

[ledger] do not keep a fd for the page's directory

With the switch to FIDL IO, the leveldb environment does not need ledger
to keep the file descriptor to the root directory open. Page opening is
not limited by file descriptors anymore.

TEST=reenabled get_page/add_many_pages benchmark

LE-524: #done
Change-Id: I647eb41e7fe2c1808b720fa14b40b41d41023779