[gtkmm] RadioAction: Deprecate the constructor that uses StockID.

[Murray Cumming <murrayc src gnome org>]

commit 0bdd106a5136961cf58223f7701188413681a49e
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Oct 9 11:51:21 2013 +0200

    RadioAction: Deprecate the constructor that uses StockID.

 gtk/src/radioaction.hg |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/src/radioaction.hg b/gtk/src/radioaction.hg
index d507709..81a609c 100644
--- a/gtk/src/radioaction.hg
+++ b/gtk/src/radioaction.hg
@@ -48,6 +48,7 @@ protected:
   //TODO: Remove the default constructor, because name may not be NULL.
   _CTOR_DEFAULT
 
+_DEPRECATE_IFDEF_START
   /**
    * Creates a radio action.
    *
@@ -57,8 +58,11 @@ protected:
    *                 action.
    * @param label    The label displayed in menu items and on buttons.
    * @param tooltip  A tooltip for the action.
+   *
+   * @deprecated Stock IDs are deprecated, so use the other construtor.
    */
   explicit RadioAction(Group& group, const Glib::ustring& name, const StockID& stock_id = StockID(), const 
Glib::ustring& label = Glib::ustring(), const Glib::ustring& tooltip = Glib::ustring());
+_DEPRECATE_IFDEF_END
 
   /** Creates a radio action with an icon name.
    * The radio action's icon will reflect the specified icon name in the