Remove usage of deprecated xalloc/xfree

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
diff --git a/driver/multitouch.c b/driver/multitouch.c
index 3ccc1c6..f232914 100644
--- a/driver/multitouch.c
+++ b/driver/multitouch.c
@@ -295,7 +295,7 @@
 	InputInfoPtr local = xf86AllocateInput(drv, 0);
 	if (!local)
 		goto error;
-	mt = xcalloc(1, sizeof(struct MTouch));
+	mt = calloc(1, sizeof(struct MTouch));
 	if (!mt)
 		goto error;
 
@@ -318,7 +318,7 @@
 
 static void uninit(InputDriverPtr drv, InputInfoPtr local, int flags)
 {
-	xfree(local->private);
+	free(local->private);
 	local->private = 0;
 	xf86DeleteInput(local, 0);
 }