[gnome-builder] object: ensure reference around dispose call

[Christian Hergert <chergert src gnome org>]

commit 26f9224585c312f4f91d1c98971f70e71ecffd40
Author: Christian Hergert <chergert redhat com>
Date:   Sun Dec 17 02:11:15 2017 -0800

    object: ensure reference around dispose call
    
    We want to access things afterwards, so be defensive to ensure
    we have a reference afterwards.

 src/libide/ide-object.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/libide/ide-object.c b/src/libide/ide-object.c
index d81299a..43da2db 100644
--- a/src/libide/ide-object.c
+++ b/src/libide/ide-object.c
@@ -199,6 +199,8 @@ ide_object_dispose (GObject *object)
   IdeObject *self = (IdeObject *)object;
   IdeObjectPrivate *priv = ide_object_get_instance_private (self);
 
+  g_object_ref (self);
+
   G_OBJECT_CLASS (ide_object_parent_class)->dispose (object);
 
   IDE_TRACE_MSG ("%s (%p)",
@@ -210,6 +212,8 @@ ide_object_dispose (GObject *object)
 
   if (!priv->is_destroyed)
     ide_object_destroy (self);
+
+  g_object_unref (self);
 }
 
 static void