Remove deprecated database_min_pool_size

... because it was deprecated during Ussuri cycle.

Change-Id: I8b6ec1d9d4b4302a49c169966ad6c949f4a462f9

manifests/db.pp

@@ -52,13 +52,6 @@
 #   Cluster (NDB).
 #   Defaults to $::os_service_default
 #
-# DEPRECATED PARAMETERS
-#
-# [*database_min_pool_size*]
-#   Minimum number of SQL connections to keep open in a pool.
-#   NOTE: This is currently NOT used until barbican correctly leverages oslo.
-#   (Optional) Defaults to undef
-#
 class barbican::db (
   $database_connection              = 'sqlite:////var/lib/barbican/barbican.sqlite',
   $database_connection_recycle_time = $::os_service_default,
@@ -70,16 +63,10 @@ class barbican::db (
   $database_db_max_retries          = $::os_service_default,
   $database_pool_timeout            = $::os_service_default,
   $mysql_enable_ndb                 = $::os_service_default,
-  # DEPRECATED PARAMETERS
-  $database_min_pool_size           = undef,
 ) {
 
   include barbican::deps
 
-  if $database_min_pool_size {
-    warning('The database_min_pool_size parameter is deprecated, and will be removed in a future release.')
-  }
-
   oslo::db { 'barbican_config':
     connection              => $database_connection,
     connection_recycle_time => $database_connection_recycle_time,

releasenotes/notes/remove-database_min_pool_size-210e5306ab965fa9.yaml

@@ -0,0 +1,4 @@
+---
+upgrade:
+  - |
+    The ``barbican::db::database_min_pool_size`` parameter has been removed.