Remove compile warnings

Change-Id: I7e4caa43e9e6488485dc08294beeaf1dd4c2af3e
foo

Change-Id: Ib50e77587f69c605a0fc9543d1242ad4c4807373
warnings?

Change-Id: I4edc2a13b744b82157c87843b6a74b06aed5c731