[gnome-builder/wip/libide] libide: hold on to reference during binding activation

[Christian Hergert <chergert src gnome org>]

commit 0625e8f916348e0e9c49091ada4c4a5201bda41f
Author: Christian Hergert <christian hergert me>
Date:   Tue Mar 3 20:18:54 2015 -0800

    libide: hold on to reference during binding activation

 libide/ide-source-view-mode.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/libide/ide-source-view-mode.c b/libide/ide-source-view-mode.c
index 15a5abd..a49895e 100644
--- a/libide/ide-source-view-mode.c
+++ b/libide/ide-source-view-mode.c
@@ -187,13 +187,12 @@ _ide_source_view_mode_do_event (IdeSourceViewMode *mode,
 
   context = gtk_widget_get_style_context (GTK_WIDGET (mode));
 
+  g_object_ref (context);
   gtk_style_context_save (context);
-
   gtk_style_context_add_class (context, priv->name);
-
   handled = gtk_bindings_activate_event (G_OBJECT (mode), event);
-
   gtk_style_context_restore (context);
+  g_object_unref (context);
 
   *remove = FALSE;
   switch (priv->type)