[gimp] Disable RGBA colormaps in offscreen widgets for now because they crash

[Michael Natterer <mitch src gnome org>]

commit db896708f3503c6985aeee51ed38ef0f071b1eca
Author: Michael Natterer <mitch gimp org>
Date:   Mon Oct 19 11:03:23 2009 +0200

    Disable RGBA colormaps in offscreen widgets for now because they crash

 app/widgets/gimptooloverlay.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/app/widgets/gimptooloverlay.c b/app/widgets/gimptooloverlay.c
index 44a4566..9b03e15 100644
--- a/app/widgets/gimptooloverlay.c
+++ b/app/widgets/gimptooloverlay.c
@@ -112,11 +112,16 @@ static void
 gimp_tool_overlay_init (GimpToolOverlay *overlay)
 {
   GtkWidget   *widget = GTK_WIDGET (overlay);
+
+#if 0 /* crashes badly beause gtk+ doesn't support offscreen windows
+       * with colormap != parent_colormap yet
+       */
   GdkScreen   *screen = gtk_widget_get_screen (widget);
   GdkColormap *rgba   = gdk_screen_get_rgba_colormap (screen);
 
   if (rgba)
     gtk_widget_set_colormap (widget, rgba);
+#endif
 
   gtk_widget_set_app_paintable (widget, TRUE);