[gtk+] Rename the gtk-key-bindings property

[Matthias Clasen <matthiasc src gnome org>]

commit d267b8e028003134c4f7c19545b01a9fefbd2d08
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Nov 20 20:34:03 2015 -0500

    Rename the gtk-key-bindings property
    
    This is not a standard CSS property, so rename it to
    -gtk-key-bindings. We still support the old name, with a
    deprecation warning.

 gtk/gtkbindings.c             |    2 +-
 gtk/gtkcssstylepropertyimpl.c |    3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkbindings.c b/gtk/gtkbindings.c
index 2a1ec43..2edfec0 100644
--- a/gtk/gtkbindings.c
+++ b/gtk/gtkbindings.c
@@ -1445,7 +1445,7 @@ gtk_bindings_activate_list (GObject  *object,
   state = gtk_widget_get_state_flags (GTK_WIDGET (object));
 
   gtk_style_context_get (context, state,
-                         "gtk-key-bindings", &array,
+                         "-gtk-key-bindings", &array,
                          NULL);
   if (array)
     {
diff --git a/gtk/gtkcssstylepropertyimpl.c b/gtk/gtkcssstylepropertyimpl.c
index 793c6d9..c42ff5d 100644
--- a/gtk/gtkcssstylepropertyimpl.c
+++ b/gtk/gtkcssstylepropertyimpl.c
@@ -1743,7 +1743,7 @@ G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 G_GNUC_END_IGNORE_DEPRECATIONS
 
   /* Private property holding the binding sets */
-  gtk_css_style_property_register        ("gtk-key-bindings",
+  gtk_css_style_property_register        ("-gtk-key-bindings",
                                           GTK_CSS_PROPERTY_GTK_KEY_BINDINGS,
                                           G_TYPE_PTR_ARRAY,
                                           0,
@@ -1752,5 +1752,6 @@ G_GNUC_END_IGNORE_DEPRECATIONS
                                           bindings_value_query,
                                           bindings_value_assign,
                                           _gtk_css_array_value_new (_gtk_css_string_value_new (NULL)));
+  _gtk_style_property_add_alias ("-gtk-key-bindings", "gtk-key-bindings");
 }