[gtk-vnc] Remove unused variables

[Daniel P. Berrange <dberrange src gnome org>]

commit 93f020f0efe2a9443fa753663f5d13690ed9bf93
Author: Daniel P. Berrangé <dan berrange com>
Date:   Thu May 27 14:07:06 2021 +0100

    Remove unused variables
    
    Signed-off-by: Daniel P. Berrangé <berrange redhat com>

 src/vncdisplay.c | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/src/vncdisplay.c b/src/vncdisplay.c
index ba02708..b40f7df 100644
--- a/src/vncdisplay.c
+++ b/src/vncdisplay.c
@@ -3418,8 +3418,6 @@ void vnc_display_set_keep_aspect_ratio(VncDisplay *obj, gboolean enable)
  */
 void vnc_display_set_rotation(VncDisplay *obj, guint rotation)
 {
-    int ww, wh;
-
     g_return_if_fail (VNC_IS_DISPLAY (obj));
     obj->priv->rotation = rotation % 360u;