[gtk/matthiasc/for-master] win32: Drop an unsed variable

[Matthias Clasen <matthiasc src gnome org>]

commit 646a1c2b88f7bcc0e04f7f2b525c07e4e1ec8ca2
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue May 26 22:23:43 2020 -0400

    win32: Drop an unsed variable

 gdk/win32/gdkmain-win32.c | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/gdk/win32/gdkmain-win32.c b/gdk/win32/gdkmain-win32.c
index 4f1f77ce54..4c9f5e7456 100644
--- a/gdk/win32/gdkmain-win32.c
+++ b/gdk/win32/gdkmain-win32.c
@@ -49,8 +49,6 @@
 
 static gboolean gdk_synchronize = FALSE;
 
-static gboolean dummy;
-
 void
 _gdk_win32_surfaceing_init (void)
 {