Update expectations for Files and Virtual Keyboard

BUG=none
TEST=security_BundledExtensions passes on ToT/lumpy

Change-Id: I8b149a2df9c4448335f9d98960b19a9a91d05f8f
Previous-Reviewed-on: https://gerrit.chromium.org/gerrit/48797
(cherry picked from commit b7395357a88662dc4d569965e0d0e407244ccbfc)
Reviewed-on: https://gerrit.chromium.org/gerrit/49375
Commit-Queue: Jim Hebert <jimhebert@chromium.org>
Reviewed-by: Jim Hebert <jimhebert@chromium.org>
Tested-by: Jim Hebert <jimhebert@chromium.org>