As per discussion on the VPP call: since the CSIT tests use these
APIs and the APIs have not changed in quite a while, stabilize the API
from the change process point of view.
Type: improvement Signed-off-by: Andrew Yourtchenko <ayourtch@gmail.com>
Change-Id: Id81999d03cce37764f6ed7d4f77ef5a71fe41ad1