[gtk+] Improve GtkEntry handling of invalid stock ids

[Matthias Clasen <matthiasc src gnome org>]

commit 47db0f0020bd0f83f263f78255adaaa9e6481930
Author: Cody Russell <bratsche gnome org>
Date:   Sat May 30 00:10:14 2009 -0400

    Improve GtkEntry handling of invalid stock ids
    
    Instead of silently showing no icon, show a "missing image"
    icon, like GtkImage does in the same situation. Fixes bug 579590.
---
 gtk/gtkentry.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/gtk/gtkentry.c b/gtk/gtkentry.c
index a21e94f..5473143 100644
--- a/gtk/gtkentry.c
+++ b/gtk/gtkentry.c
@@ -6448,6 +6448,11 @@ gtk_entry_ensure_pixbuf (GtkEntry             *entry,
                                                   icon_info->stock_id,
                                                   GTK_ICON_SIZE_MENU,
                                                   NULL);
+      if (!icon_info->pixbuf)
+        icon_info->pixbuf = gtk_widget_render_icon (GTK_WIDGET (entry),
+                                                    GTK_STOCK_MISSING_IMAGE,
+                                                    GTK_ICON_SIZE_MENU,
+                                                    NULL);
       GTK_WIDGET_STATE (entry) = state;
       break;