These features have been available only when EC2 API is deployed.
The EC2 API project was retired multiple cycles ago, so these features
can no longer be used in recent versions of OpenStack.
Change-Id: I61fd129f03faac15dac121900aaa46f68fb5b2e2
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>