tree d7c4ecdf7adfefe447968e4a3f881ba3dfc54070
parent 211d4f971f5ec8cce91e4bf4e04897708c2fd0d8
author Yuji Azama <yuj-azama@rc.jp.nec.com> 1515563614 +0900
committer Yuji Azama <yuj-azama@rc.jp.nec.com> 1515590245 +0900

Migrate to override_role for image module (part 1)

Now that override_role has supplanted switch_role (which has
been deprecated) in [0], the RBAC tests need to switch to use
override_role.

This PS switches to override_role for the image module
for 4 files.

[0] I670fba358bf321eae0d22d18cea6d2f530f00716

Partially Implements: blueprint rbac-utils-contextmanager

Change-Id: I91160f8aa8c1831b33dcaa866104a73403293354