Fix mtpd ARM sandbox policy.

BUG=chromium:230983
TEST=mtpd loads

Change-Id: Ie8529706965ffaa96566ab92c8839b20c8c0a664
Reviewed-on: https://gerrit.chromium.org/gerrit/48854
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Jorge Lucangeli Obes <jorgelo@chromium.org>
1 file changed