Remove plugins.ml2.db.get_binding_levels

This method was deprecated in Stein and marked for removal in Train.

Trivial-Fix

Change-Id: I6e25974bd244dbc36d2bdc94de5fc4a85704b787

neutron/plugins/ml2/db.py

@@ -13,7 +13,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from debtcollector import removals
 from neutron_lib.api.definitions import portbindings
 from neutron_lib.callbacks import events
 from neutron_lib.callbacks import registry
@@ -65,25 +64,6 @@ def set_binding_levels(context, levels):
         LOG.debug("Attempted to set empty binding levels")
 
 
-@removals.remove(
-    version="Stein", removal_version="T",
-    message="Function get_binding_levels is deprecated. Please use "
-            "get_binding_level_objs instead as it makes use of OVOs.")
-@db_api.CONTEXT_READER
-def get_binding_levels(context, port_id, host):
-    if host:
-        result = (context.session.query(models.PortBindingLevel).
-                  filter_by(port_id=port_id, host=host).
-                  order_by(models.PortBindingLevel.level).
-                  all())
-        LOG.debug("For port %(port_id)s, host %(host)s, "
-                  "got binding levels %(levels)s",
-                  {'port_id': port_id,
-                   'host': host,
-                   'levels': result})
-        return result
-
-
 @db_api.CONTEXT_READER
 def get_binding_level_objs(context, port_id, host):
     if host:

releasenotes/notes/remove-get_binding_levels-c4e8b350a196706a.yaml

@@ -0,0 +1,6 @@
+---
+deprecations:
+  - |
+    Function neutron.plugins.ml2.db.get_binding_levels was deprecated
+    in favor of neutron.plugins.ml2.db.get_binding_level_objs and now
+    is removed.