registration: Remove unused 'wgExtraNamespaces' merge strategy

As of 9df0672255afd, this is no longer used.

Change-Id: I7e40096cb5173626ba7f2cd3d2be121c8a04768a

diff --git a/includes/registration/ExtensionProcessor.php b/includes/registration/ExtensionProcessor.php
index 2c792da..dc35347 100644 (file)
--- a/includes/registration/ExtensionProcessor.php
+++ b/includes/registration/ExtensionProcessor.php
@@ -59,7 +59,6 @@ class ExtensionProcessor implements Processor {
                'wgHooks' => 'array_merge_recursive',
                // credits are handled in the ExtensionRegistry
                //'wgExtensionCredits' => 'array_merge_recursive',
-               'wgExtraNamespaces' => 'array_plus',
                'wgExtraGenderNamespaces' => 'array_plus',
                'wgNamespacesWithSubpages' => 'array_plus',
                'wgNamespaceContentModels' => 'array_plus',