[gtk+] combo: Add .linked class when appropriate

[Matthias Clasen <matthiasc src gnome org>]

commit e8b9aacfc19223e16287213cca2e376e3d66d587
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jan 15 17:55:44 2016 -0500

    combo: Add .linked class when appropriate
    
    Add the .linked style class to combo boxes which have
    an entry, since that is what they are.

 gtk/gtkcombobox.c     |    3 +++
 gtk/gtkcomboboxtext.c |    4 ++--
 2 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkcombobox.c b/gtk/gtkcombobox.c
index e3ec42d..f5661d3 100644
--- a/gtk/gtkcombobox.c
+++ b/gtk/gtkcombobox.c
@@ -4483,6 +4483,9 @@ gtk_combo_box_constructed (GObject *object)
       gtk_widget_show (entry);
       gtk_container_add (GTK_CONTAINER (combo_box), entry);
 
+      context = gtk_widget_get_style_context (GTK_WIDGET (combo_box));
+      gtk_style_context_add_class (context, "linked");
+
       context = gtk_widget_get_style_context (GTK_WIDGET (entry));
       gtk_style_context_add_class (context, "combo");
 
diff --git a/gtk/gtkcomboboxtext.c b/gtk/gtkcomboboxtext.c
index 43410f3..12447e7 100644
--- a/gtk/gtkcomboboxtext.c
+++ b/gtk/gtkcomboboxtext.c
@@ -74,7 +74,7 @@
  * # CSS nodes
  *
  * |[<!-- language="plain" -->
- * combobox
+ * combobox.linked
  * ├── entry.combo
  * ├── button.combo
  * ╰── window.popup
@@ -82,7 +82,7 @@
  *
  * GtkComboBoxText has a single CSS node with name combobox. It adds
  * the style class .combo to the main CSS nodes of its entry and button
- * children.
+ * children, and the .linked class to the main node.
  */
 
 static void     gtk_combo_box_text_buildable_interface_init     (GtkBuildableIface *iface);