glx: use ARRAY_SIZE from macros.h

Reviewed-by: Jose Fonseca <jfonseca@vmware.com>

src/glx/Makefile.am

@@ -35,6 +35,7 @@ endif
 AM_CFLAGS = \
 	-I$(top_srcdir)/include \
 	-I$(top_srcdir)/include/GL/internal \
+	-I$(top_srcdir)/src \
 	-I$(top_srcdir)/src/loader \
 	-I$(top_srcdir)/src/mapi \
 	-I$(top_srcdir)/src/mapi/glapi \

src/glx/SConscript

@@ -11,6 +11,7 @@ env.Prepend(CPPPATH = [
 	'.',           # the build/<platform>/glx/ directory
 	'#include',
 	'#include/GL/internal',
+	'#src/',
 	'#src/loader',
 	'#src/mesa',
 	'#src/mapi',

src/glx/glxclient.h

@@ -56,10 +56,10 @@
 #if defined( HAVE_PTHREAD )
 # include <pthread.h>
 #endif
+#include "util/macros.h"
 
 #include "glxextensions.h"
 
-#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
 
 #define GLX_MAJOR_VERSION 1       /* current version numbers */
 #define GLX_MINOR_VERSION 4