include: move private definitions out of input.h

It's not good having the public server api headers clobbered with private
definitions, so cleaning them up.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1354>

test/input.c

@@ -37,6 +37,7 @@
 #include "dix/dix_priv.h"
 #include "dix/eventconvert.h"
 #include "dix/exevents_priv.h"
+#include "dix/input_priv.h"
 
 #include "misc.h"
 #include "resource.h"

test/misc.c

@@ -29,11 +29,13 @@
 #endif
 
 #include <stdint.h>
+
+#include "dix/input_priv.h"
+
 #include "misc.h"
 #include "scrnintstr.h"
 #include "dix.h"
 #include "dixstruct.h"
-
 #include "tests-common.h"
 
 static void

test/touch.c

@@ -29,10 +29,12 @@
 #endif
 
 #include <stdint.h>
+
+#include "dix/input_priv.h"
+
 #include "inputstr.h"
 #include "assert.h"
 #include "scrnintstr.h"
-
 #include "tests-common.h"
 
 static void

test/xtest.c

@@ -27,10 +27,12 @@
 #ifdef HAVE_DIX_CONFIG_H
 #include <dix-config.h>
 #endif
+
 #include <stdint.h>
 #include <X11/Xatom.h>
 
 #include "dix/dix_priv.h"
+#include "dix/input_priv.h"
 
 #include "input.h"
 #include "inputstr.h"
@@ -41,7 +43,6 @@
 #include "xkbsrv.h"
 #include "xserver-properties.h"
 #include "syncsrv.h"
-
 #include "tests-common.h"
 
 /**