cryptohome: Add a new CreateRequest param for eCryptfs migration testing

force_ecryptfs is added to CreateRequest.
cryptohome command line tool supports --ecryptfs option.

BUG=chromium:704462
TEST=cryptohome --action=mount_ex --user=foo@example.com --password=foo
--key_label=foo --create --ecryptfs

Change-Id: Ia8ebc40dcd75524ffda629828b9d58464daf3413
Reviewed-on: https://chromium-review.googlesource.com/458361
Commit-Ready: Ryo Hashimoto <hashimoto@chromium.org>
Tested-by: Ryo Hashimoto <hashimoto@chromium.org>
Reviewed-by: Kazuhiro Inaba <kinaba@chromium.org>
Reviewed-by: Andrey Pronin <apronin@chromium.org>
1 file changed