Use kernel.h for ARRAY_SIZE() instead of using local NUM_OF().
I.e., use kernel-supplied functions or macros when available.

Signed-off-by: Randy Dunlap <rddunlap-3NddpPZAyC0@public.gmane.org>

diffstat:=
  drivers/acpi/debug.c |    6 +++---
  1 files changed, 3 insertions(+), 3 deletions(-)

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