Comment 2 for bug 1718814

Reviewed: https://review.openstack.org/506421
Committed: https://git.openstack.org/cgit/openstack/cinder/commit/?id=a4cf964d004fbf2e43eb2b73e49d819fee341ece
Submitter: Jenkins
Branch: master

commit a4cf964d004fbf2e43eb2b73e49d819fee341ece
Author: Raunak Kumar <email address hidden>
Date: Thu Sep 21 17:38:58 2017 -0700

    nimble: fix for parent volume delete

    currently we make the volume in error state if it has dependent
    clones. Try to delete the volume and if it has dependent clones
    then catch the exception and online the volume and keep it available

    Change-Id: I0ba8f43f14f5f4bf318f00b916b787ecc9481505
    Closes-Bug: 1718814