Cleanup: remove stdio.h header from MEM_guardedalloc.h

This was included for `FILE *` which isn't used in the header.

Ref D10799

intern/guardedalloc/MEM_guardedalloc.h

@@ -49,8 +49,6 @@
 #ifndef __MEM_GUARDEDALLOC_H__
 #define __MEM_GUARDEDALLOC_H__
 
-#include <stdio.h> /* needed for FILE* */
-
 /* Needed for uintptr_t and attributes, exception, don't use BLI anywhere else in `MEM_*` */
 #include "../../source/blender/blenlib/BLI_compiler_attrs.h"
 #include "../../source/blender/blenlib/BLI_sys_types.h"

intern/guardedalloc/intern/leak_detector.cc

@@ -19,6 +19,7 @@
  */
 
 #include <cstdlib>
+#include <stdio.h> /* Needed for `printf` on WIN32/APPLE. */
 
 #include "MEM_guardedalloc.h"
 #include "mallocn_intern.h"

intern/guardedalloc/intern/mallocn_guarded_impl.c

@@ -25,6 +25,7 @@
 
 #include <stdarg.h>
 #include <stddef.h> /* offsetof */
+#include <stdio.h>  /* printf */
 #include <stdlib.h>
 #include <string.h> /* memcpy */
 #include <sys/types.h>

intern/guardedalloc/intern/mallocn_lockfree_impl.c

@@ -21,6 +21,7 @@
  */
 
 #include <stdarg.h>
+#include <stdio.h> /* printf */
 #include <stdlib.h>
 #include <string.h> /* memcpy */
 #include <sys/types.h>