consumes error notif. when event are disabled
consumes error notif. when event are disabled

When we fixes #1364708, this was worked only when store_event=True.

This change fixes the issue when store_event=False.

Change-Id: I6748397718be03e3f93ae2ccaa99642decdd9745
Related-bug: #1364708

ityaptin/ceilometer,ityaptin/ceilometer,openstack/ceilometer,openstack/ceilometer