staging: android: ion: Remove unused headers

Various cleanups have removed the use of some headers in ION, remove
these here.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/android/ion/ion.c

@@ -5,7 +5,6 @@
  * Copyright (C) 2011 Google, Inc.
  */
 
-#include <linux/anon_inodes.h>
 #include <linux/debugfs.h>
 #include <linux/device.h>
 #include <linux/dma-buf.h>
@@ -14,10 +13,8 @@
 #include <linux/file.h>
 #include <linux/freezer.h>
 #include <linux/fs.h>
-#include <linux/idr.h>
 #include <linux/kthread.h>
 #include <linux/list.h>
-#include <linux/memblock.h>
 #include <linux/miscdevice.h>
 #include <linux/mm.h>
 #include <linux/mm_types.h>

drivers/staging/android/ion/ion_carveout_heap.c

@@ -4,7 +4,7 @@
  *
  * Copyright (C) 2011 Google, Inc.
  */
-#include <linux/spinlock.h>
+
 #include <linux/dma-mapping.h>
 #include <linux/err.h>
 #include <linux/genalloc.h>
@@ -12,7 +12,7 @@
 #include <linux/mm.h>
 #include <linux/scatterlist.h>
 #include <linux/slab.h>
-#include <linux/vmalloc.h>
+
 #include "ion.h"
 
 #define ION_CARVEOUT_ALLOCATE_FAIL	-1

drivers/staging/android/ion/ion_chunk_heap.c

@@ -8,11 +8,10 @@
 #include <linux/dma-mapping.h>
 #include <linux/err.h>
 #include <linux/genalloc.h>
-#include <linux/io.h>
 #include <linux/mm.h>
 #include <linux/scatterlist.h>
 #include <linux/slab.h>
-#include <linux/vmalloc.h>
+
 #include "ion.h"
 
 struct ion_chunk_heap {