Unit test to use vol obj instead of dictionary
Unit test to use vol obj instead of dictionary

Addressing issue of using volume object instead of dictionary
in delete_consistencygroup function of HPE 3par driver

Renamed branch from bug/1619613 to unittest/test_hpe3par since
bug is no longer valid.

Change-Id: I7e3d1c5ee9323dd86d856a269e4aef956a9496c4

eharney/cinder,Hybrid-Cloud/cinder,phenoxim/cinder,Nexenta/cinder,Hybrid-Cloud/cinder,cloudbase/cinder,phenoxim/cinder,openstack/cinder,ge0rgi/cinder,openstack/cinder,NetApp/cinder,mahak/cinder,eharney/cinder,j-griffith/cinder,Nexenta/cinder,mahak/cinder,Datera/cinder,Datera/cinder,NetApp/cinder,j-griffith/cinder,cloudbase/cinder