Remove deprecated keystone authtoken signing_dir option

Change-Id: I31a389c1588fd3a6c0e0b6d059fce48d603f3ebf

manifests/resource/authtoken.pp

@@ -216,12 +216,6 @@
 #  (Optional) Whether to install the python-memcache package.
 #  Defaults to false.
 #
-# DEPRECATED PARAMETERS
-#
-# [*signing_dir*]
-#   (Optional) Directory used to cache files related to PKI tokens.
-#   Defaults to undef
-#
 define keystone::resource::authtoken(
   $username,
   $password,
@@ -258,8 +252,6 @@ define keystone::resource::authtoken(
   $revocation_cache_time          = $::os_service_default,
   $token_cache_time               = $::os_service_default,
   $manage_memcache_package        = false,
-  # DEPRECATED PARAMETERS
-  $signing_dir                    = undef,
 ) {
 
   include ::keystone::deps
@@ -301,10 +293,6 @@ define keystone::resource::authtoken(
     $memcached_servers_real = $::os_service_default
   }
 
-  if $signing_dir {
-    warning('signing_dir parameter is deprecated, has no effect and will be removed in the Pike release.')
-  }
-
   $keystonemiddleware_options = {
     'keystone_authtoken/auth_section'                   => {'value' => $auth_section},
     'keystone_authtoken/auth_uri'                       => {'value' => $auth_uri},

releasenotes/notes/remove_deprecated_keystone_signing_dir_option-ac9691ad2165491a.yaml

@@ -0,0 +1,3 @@
+---
+upgrade:
+  - Deprecated keystone authtoken signing_dir option is removed in Pike.