[gtk+] Fix a few problems with custom color replacement

[Matthias Clasen <matthiasc src gnome org>]

commit bdb8931bda509f2a50250cc96928f2f73f9f0779
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Feb 1 02:00:21 2012 -0500

    Fix a few problems with custom color replacement
    
    We were allowing one too many custom colors in, and when one
    of them was dropped, we did not update the shape of the penultimate
    one.

 gtk/gtkcolorchooserwidget.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkcolorchooserwidget.c b/gtk/gtkcolorchooserwidget.c
index 04ac168..7888d10 100644
--- a/gtk/gtkcolorchooserwidget.c
+++ b/gtk/gtkcolorchooserwidget.c
@@ -483,9 +483,13 @@ add_custom_color (GtkColorChooserWidget *cc,
   GtkWidget *last;
   GtkWidget *p;
 
-  last = gtk_grid_get_child_at (GTK_GRID (cc->priv->custom), 9, 0);
+  last = gtk_grid_get_child_at (GTK_GRID (cc->priv->custom), 8, 0);
   if (last)
-    gtk_container_remove (GTK_CONTAINER (cc->priv->custom), last);
+    {
+      gtk_container_remove (GTK_CONTAINER (cc->priv->custom), last);
+      last = gtk_grid_get_child_at (GTK_GRID (cc->priv->custom), 7, 0);
+      gtk_color_swatch_set_corner_radii (GTK_COLOR_SWATCH (last), 1, 10, 10, 1);
+    }
 
   gtk_color_swatch_set_corner_radii (GTK_COLOR_SWATCH (cc->priv->button), 10, 1, 1, 10);