6583 remove whole-process swapping

@@ -104,16 +104,10 @@
  *
  * void hat_free_end(hat)
  *      informs hat layer as is being destroyed.  hat layer cannot use as
  *      pointer after this call.
  *
- * void hat_swapin(hat)
- *      allocate any hat resources required for process being swapped in.
- *
- * void hat_swapout(hat)
- *      deallocate hat resources for process being swapped out.
- *
  * size_t hat_get_mapped_size(hat)
  *      returns number of bytes that have valid mappings in hat.
  *
  * void hat_stats_enable(hat)
  * void hat_stats_disable(hat)

@@ -131,12 +125,10 @@
 
 struct hat *hat_alloc(struct as *);
 void    hat_free_start(struct hat *);
 void    hat_free_end(struct hat *);
 int     hat_dup(struct hat *, struct hat *, caddr_t, size_t, uint_t);
-void    hat_swapin(struct hat *);
-void    hat_swapout(struct hat *);
 size_t  hat_get_mapped_size(struct hat *);
 int     hat_stats_enable(struct hat *);
 void    hat_stats_disable(struct hat *);
 void    hat_thread_exit(kthread_t *);