x11: Query size on real drawable

The X11 drawable does not have a clue about the real size of the
surface.

This might also be the cause for:
https://bugzilla.gnome.org/show_bug.cgi?id=599574

diff --git a/gdk/x11/gdkdrawable-x11.c b/gdk/x11/gdkdrawable-x11.c
index 68379bf7d298c1786ee11595c4809c0d5cdd1d4b..e48d8df28682a05d8cdf384b6cd0d53dd405d551 100644 (file)
--- a/gdk/x11/gdkdrawable-x11.c
+++ b/gdk/x11/gdkdrawable-x11.c
@@ -1463,7 +1463,7 @@ gdk_x11_ref_cairo_surface (GdkDrawable *drawable)
     {
       int width, height;
   
-      gdk_drawable_get_size (drawable, &width, &height);
+      gdk_drawable_get_size (impl->wrapper, &width, &height);
 
       impl->cairo_surface = _gdk_windowing_create_cairo_surface (drawable, width, height);