[gtk/wip/baedert/for-master: 11/13] native: Don't compare a pointer with 0

[Timm Bäder <baedert src gnome org>]

commit 32b84b8ab6e1506e8e47531d552d7f5900b30e26
Author: Timm Bäder <mail baedert org>
Date:   Tue Sep 10 15:28:31 2019 +0200

    native: Don't compare a pointer with 0
    
    We have NULL for that.

 gtk/gtknative.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gtk/gtknative.c b/gtk/gtknative.c
index a14a0af864..6b079987ea 100644
--- a/gtk/gtknative.c
+++ b/gtk/gtknative.c
@@ -102,12 +102,12 @@ gtk_native_get_renderer (GtkNative *self)
 
 void
 gtk_native_get_surface_transform (GtkNative *self,
-                               int    *x,
-                               int    *y)
+                                  int       *x,
+                                  int       *y)
 {
   g_return_if_fail (GTK_IS_NATIVE (self));
-  g_return_if_fail (x != 0);
-  g_return_if_fail (y != 0);
+  g_return_if_fail (x != NULL);
+  g_return_if_fail (y != NULL);
 
   return GTK_NATIVE_GET_IFACE (self)->get_surface_transform (self, x, y);
 }