[gnome-desktop] rr-config: cast mode id to uint32_t

[Ernestas Kulik <ernestask src gnome org>]

commit c8db18bd58bc9c918f91e85536a2e2cf028b0826
Author: Ernestas Kulik <ernestask gnome org>
Date:   Tue Feb 13 21:30:56 2018 +0200

    rr-config: cast mode id to uint32_t
    
    In some places it’s used as an unsigned int, in other cases it’s signed,
    so this just casts the -1 in a ternary expression to uint32_t, which
    makes no difference.

 libgnome-desktop/gnome-rr-config.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgnome-desktop/gnome-rr-config.c b/libgnome-desktop/gnome-rr-config.c
index 7675e5a..707df69 100644
--- a/libgnome-desktop/gnome-rr-config.c
+++ b/libgnome-desktop/gnome-rr-config.c
@@ -1168,7 +1168,7 @@ crtc_assignment_apply (CrtcAssignment *assign, gboolean persistent, GError **err
        g_variant_builder_add (&crtc_builder, "(uiiiuaua{sv})",
                               gnome_rr_crtc_get_id (crtc),
                               info->mode ?
-                              gnome_rr_mode_get_id (info->mode) : -1,
+                              gnome_rr_mode_get_id (info->mode) : (guint32) -1,
                               info->x,
                               info->y,
                               rotation_to_transform (info->rotation),