Fix to build when WEBOS_TARGET_MACHINE_IMPL is "hardware"

[OWEBOS-3155] luna-service2 fails to build when
              WEBOS_TARGET_MACHINE_IMPL is "hardware"

Open-webOS-DCO-1.0-Signed-off-by: Herb Kuta <herb.kuta@palm.com>
Change-Id: I98771c26d5823e1d92bff8063e8b930eb4b034ee