[gimp] core: use g_param_spec_boxed() for tile managers, not g_param_spec_pointer()

[Michael Natterer <mitch src gnome org>]

commit c4562c5a93376f591945e1aa355d36581d593526
Author: Michael Natterer <mitch gimp org>
Date:   Wed Feb 10 12:42:30 2010 +0100

    core: use g_param_spec_boxed() for tile managers, not g_param_spec_pointer()

 app/core/gimpdrawableundo.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)
---
diff --git a/app/core/gimpdrawableundo.c b/app/core/gimpdrawableundo.c
index 5bd0b05..ad7cf0b 100644
--- a/app/core/gimpdrawableundo.c
+++ b/app/core/gimpdrawableundo.c
@@ -86,9 +86,10 @@ gimp_drawable_undo_class_init (GimpDrawableUndoClass *klass)
   undo_class->free               = gimp_drawable_undo_free;
 
   g_object_class_install_property (object_class, PROP_TILES,
-                                   g_param_spec_pointer ("tiles", NULL, NULL,
-                                                         GIMP_PARAM_READWRITE |
-                                                         G_PARAM_CONSTRUCT_ONLY));
+                                   g_param_spec_boxed ("tiles", NULL, NULL,
+                                                       GIMP_TYPE_TILE_MANAGER,
+                                                       GIMP_PARAM_READWRITE |
+                                                       G_PARAM_CONSTRUCT_ONLY));
 
   g_object_class_install_property (object_class, PROP_SPARSE,
                                    g_param_spec_boolean ("sparse", NULL, NULL,
@@ -155,7 +156,7 @@ gimp_drawable_undo_set_property (GObject      *object,
   switch (property_id)
     {
     case PROP_TILES:
-      drawable_undo->tiles = tile_manager_ref (g_value_get_pointer (value));
+      drawable_undo->tiles = g_value_dup_boxed (value);
       break;
     case PROP_SPARSE:
       drawable_undo->sparse = g_value_get_boolean (value);
@@ -190,7 +191,7 @@ gimp_drawable_undo_get_property (GObject    *object,
   switch (property_id)
     {
     case PROP_TILES:
-      g_value_set_pointer (value, drawable_undo->tiles);
+      g_value_set_boxed (value, drawable_undo->tiles);
       break;
     case PROP_SPARSE:
       g_value_set_boolean (value, drawable_undo->sparse);