*
* @param int $type may be CategoryMembershipChange::CATEGORY_ADDITION
* or CategoryMembershipChange::CATEGORY_REMOVAL
*
* @param int $type may be CategoryMembershipChange::CATEGORY_ADDITION
* or CategoryMembershipChange::CATEGORY_REMOVAL
$array = [
self::CATEGORY_ADDITION => 'recentchanges-page-added-to-category',
self::CATEGORY_REMOVAL => 'recentchanges-page-removed-from-category',
$array = [
self::CATEGORY_ADDITION => 'recentchanges-page-added-to-category',
self::CATEGORY_REMOVAL => 'recentchanges-page-removed-from-category',