tree f70ef5bfe23edb08a152a1246c756bdc96b84dda
parent 7ae7403e473c14479c1ca548d742de245f0ed5b7
author Masayuki Igawa <masayuki.igawa@gmail.com> 1465442889 +0900
committer Masayuki Igawa <masayuki.igawa@gmail.com> 1465446018 +0900

Remove unused return value from take_action

This commit removes return values from take_action(). Because they are
unused in cliff[1] and to prevent developers misunderstanding.

[1]
http://git.openstack.org/cgit/openstack/cliff/tree/cliff/command.py#n55

Change-Id: I1a81e163acae17005f49decb8cb7ffee52944d26