[gtk/gtk-3-24] EmojiCompletion: Use Box:spacing instead of CSS

[Daniel Boles <dboles src gnome org>]

commit 934b40f4f36ef7c10b1451bee7bc1f54fd9da00a
Author: Daniel Boles <dboles src gmail com>
Date:   Wed Jun 20 20:33:45 2018 +0100

    EmojiCompletion: Use Box:spacing instead of CSS
    
    master uses CSS border-spacing, but that is not available in GTK+ 3.
    
    Close https://gitlab.gnome.org/GNOME/gtk/issues/1166

 gtk/gtkemojicompletion.c       | 2 +-
 gtk/theme/Adwaita/_common.scss | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)
---
diff --git a/gtk/gtkemojicompletion.c b/gtk/gtkemojicompletion.c
index 4a868e1729..331809bc91 100644
--- a/gtk/gtkemojicompletion.c
+++ b/gtk/gtkemojicompletion.c
@@ -537,7 +537,7 @@ add_emoji (GtkWidget          *list,
   child = gtk_list_box_row_new ();
   gtk_widget_show (child);
   gtk_widget_set_focus_on_click (child, FALSE);
-  box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
   gtk_widget_show (box);
   gtk_container_add (GTK_CONTAINER (child), box);
   gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 9a8b87fefa..29fc3aeea0 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -4573,8 +4573,6 @@ popover.emoji-completion arrow {
 }
 
 popover.emoji-completion contents row box {
-  // FIXME: needs redone in a GTK+ 3 compatible way
-  //border-spacing: 10px;
   padding: 2px 10px;
 }