[gimp/gimp-2-10] app: flush image after selecting colormap color

[Ell <ell src gnome org>]

commit 01e53900520b618b8e2d8dce5fc0fe837b6f1791
Author: Ell <ell_se yahoo com>
Date:   Fri Jun 22 13:38:24 2018 -0400

    app: flush image after selecting colormap color
    
    (cherry picked from commit 6af2a4997b972b498792131ab5484bdbfe0de6ae)

 app/actions/colormap-commands.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/app/actions/colormap-commands.c b/app/actions/colormap-commands.c
index 3936cf0c30..5bea64befe 100644
--- a/app/actions/colormap-commands.c
+++ b/app/actions/colormap-commands.c
@@ -87,4 +87,6 @@ colormap_to_selection_cmd_callback (GtkAction *action,
                                 editor->col_index,
                                 op,
                                 FALSE, 0.0, 0.0);
+
+  gimp_image_flush (image);
 }