ui/spice: Support shared surface for most pixman formats

Just hook up qemu_pixman_check_format.
Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>

ui/spice-display.c

@@ -763,6 +763,7 @@ static const DisplayChangeListenerOps display_listener_ops = {
     .dpy_name             = "spice",
     .dpy_gfx_update       = display_update,
     .dpy_gfx_switch       = display_switch,
+    .dpy_gfx_check_format = qemu_pixman_check_format,
     .dpy_refresh          = display_refresh,
     .dpy_mouse_set        = display_mouse_set,
     .dpy_cursor_define    = display_mouse_define,