[gtk+] Refixed patch for bug 612505.

[Tristan Van Berkom <tvb src gnome org>]

commit e8c0920494151c603eca6a7decfb3509a66c8403
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Sun Mar 14 15:23:55 2010 -0400

    Refixed patch for bug 612505.
    
    New patch makes sure to update the display even when
    the GtkEntry's buffer is set to NULL, it also breaks the
    reference to the buffer in ->dispose() instead of ->finalize().

 gtk/gtkentry.c |   12 ++++--------
 1 files changed, 4 insertions(+), 8 deletions(-)
---
diff --git a/gtk/gtkentry.c b/gtk/gtkentry.c
index a92e670..16b7f2a 100644
--- a/gtk/gtkentry.c
+++ b/gtk/gtkentry.c
@@ -2468,6 +2468,7 @@ gtk_entry_dispose (GObject *object)
   gtk_entry_set_icon_tooltip_markup (entry, GTK_ENTRY_ICON_PRIMARY, NULL);
   gtk_entry_set_icon_from_pixbuf (entry, GTK_ENTRY_ICON_SECONDARY, NULL);
   gtk_entry_set_icon_tooltip_markup (entry, GTK_ENTRY_ICON_SECONDARY, NULL);
+  gtk_entry_set_buffer (entry, NULL);
 
   G_OBJECT_CLASS (gtk_entry_parent_class)->dispose (object);
 }
@@ -2510,11 +2511,6 @@ gtk_entry_finalize (GObject *object)
 
   g_free (priv->im_module);
 
-  /* COMPAT: entry->text is a deprecated field, and the allocation 
-     is owned by the buffer. */
-
-  gtk_entry_set_buffer (entry, NULL);
-
   G_OBJECT_CLASS (gtk_entry_parent_class)->finalize (object);
 }
 
@@ -6692,9 +6688,6 @@ gtk_entry_set_buffer (GtkEntry       *entry,
     {
        buffer_connect_signals (entry);
 
-       gtk_editable_set_position (GTK_EDITABLE (entry), 0);
-       gtk_entry_recompute (entry);
-
       /* COMPAT: Deprecated. Not used. Setting these fields no longer necessary in GTK 3.x */
       entry->text = (char*)gtk_entry_buffer_get_text (priv->buffer);
       entry->text_length = gtk_entry_buffer_get_length (priv->buffer);
@@ -6711,6 +6704,9 @@ gtk_entry_set_buffer (GtkEntry       *entry,
   g_object_notify (obj, "invisible-char");
   g_object_notify (obj, "invisible-char-set");
   g_object_thaw_notify (obj);
+
+  gtk_editable_set_position (GTK_EDITABLE (entry), 0);
+  gtk_entry_recompute (entry);
 }
 
 /**