1955.   [bug]           Pre-allocate the cache cleaning interator. [RT #14998]
1955.   [bug]           Pre-allocate the cache cleaning interator. [RT #14998]

Fix the CLEANER_IDLE macro to make this change complete. [RT #15815]

each/bind9-collab,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,each/bind9-collab,each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab