Remove deprecated backup_topic option

Change-Id: I78259f20079bb1c69c16fca2bde5750cd2cae08b

manifests/backup.pp

@@ -28,12 +28,6 @@
 #   (optional) Template string to be used to generate backup names.
 #   Defaults to $::os_service_default
 #
-# DEPRECATED PARAMETERS
-#
-# [*backup_topic*]
-#   (optional) The topic volume backup nodes listen on.
-#   Defaults to undef
-#
 # === Author(s)
 #
 # Emilien Macchi <emilien.macchi@enovance.com>
@@ -61,8 +55,6 @@ class cinder::backup (
   $backup_manager       = $::os_service_default,
   $backup_api_class     = $::os_service_default,
   $backup_name_template = $::os_service_default,
-  #DEPRECATED PARAMETERS
-  $backup_topic         = undef,
 ) {
 
   include ::cinder::deps
@@ -95,10 +87,6 @@ class cinder::backup (
     tag       => 'cinder-service',
   }
 
-  if $backup_topic {
-    warning('The backup_topic parameter is deprecated, has no effect and will be removed in future release.')
-  }
-
   cinder_config {
     'DEFAULT/backup_manager':       value => $backup_manager;
     'DEFAULT/backup_api_class':     value => $backup_api_class;

releasenotes/notes/remove_deprecated_backup_topic-87135ef21d091345.yaml

@@ -0,0 +1,3 @@
+---
+other:
+  - Remove deprecated cinder::backup::backup_topic option.