Fix functionaltests (imported tempest code has changed)
Fix functionaltests (imported tempest code has changed)

get_auth_provider now takes an argument.

Change-Id: I4a80ef3fdf2914854268459cf1080a46922e93d5

devdattakulkarni/test-solum,gilbertpilz/solum,openstack/solum,ed-/solum,stackforge/solum,ed-/solum,ed-/solum,devdattakulkarni/test-solum,gilbertpilz/solum,gilbertpilz/solum,ed-/solum,gilbertpilz/solum,openstack/solum,stackforge/solum