Description of problem:

During the volume replication test we are seeing the following error in the lab:

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ERROR: test_volume_replication (__main__.TestPlugin)
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Traceback (most recent call last):
  File "/testing/automated/21354/libstoragemgmt/test/plugin_test.py", line 570, in test_volume_replication
    lsm.Volume.REPLICATE_CLONE)
  File "/testing/automated/21354/libstoragemgmt/test/plugin_test.py", line 564, in _replicate_test
    self._volume_delete(volume_clone)
  File "/testing/automated/21354/libstoragemgmt/test/plugin_test.py", line 437, in _volume_delete
    self.c.volume_delete(volume)
  File "/testing/automated/21354/libstoragemgmt/test/plugin_test.py", line 217, in present
    rc = self.wait_for_it(_proxy_method_name, *rc)
  File "/testing/automated/21354/libstoragemgmt/test/plugin_test.py", line 240, in wait_for_it
    (s, percent, i) = self.job_status(job)
  File "/testing/automated/21354/libstoragemgmt/test/plugin_test.py", line 196, in present
    rc = getattr(self.o, _proxy_method_name)(*args, **kwargs)
  File "/testing/automated/21354/libstoragemgmt/python_binding/lsm/_common.py", line 540, in inner
    r = func(*args, **kwargs)
  File "/testing/automated/21354/libstoragemgmt/python_binding/lsm/_client.py", line 248, in job_status
    return self._tp.rpc('job_status', _del_self(locals()))
  File "/testing/automated/21354/libstoragemgmt/python_binding/lsm/_transport.py", line 153, in rpc
    (reply, msg_id) = self.read_resp()
  File "/testing/automated/21354/libstoragemgmt/python_binding/lsm/_transport.py", line 180, in read_resp
    raise LsmError(**e)
LsmError: PLUGIN_BUG(2): Cannot use the device for this function because it is a Copy Session target

It appears that we need to handle an additional replication state and remove it before removing the volume.