old_contents: # Copyright 2015 Cisco Systems, Inc
  # All Rights Reserved.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  FIREWALL = 'FIREWALL'
  FIREWALL_V2 = 'FIREWALL_V2'
  
  # Constants for "topics"
  FIREWALL_PLUGIN = 'q-firewall-plugin'
  L3_AGENT = 'l3_agent'
  FW_AGENT = 'firewall_agent'
  FIREWALL_RULE_LIST = 'firewall_rule_list'
  
new_contents: # Copyright 2015 Cisco Systems, Inc
  # All Rights Reserved.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  FIREWALL = 'FIREWALL'
  FIREWALL_V2 = 'FIREWALL_V2'
  
  # Constants for "topics"
  FIREWALL_PLUGIN = 'q-firewall-plugin'
  FW_AGENT = 'firewall_agent'
  FIREWALL_RULE_LIST = 'firewall_rule_list'
  
subject: Remove unused constant for topics