[gtk+/wip/baedert/children: 358/365] inspector: Don't try to access child props of non-containers

[Timm Bäder <baedert src gnome org>]

commit 6da9981f340d23f374c38bbd8b7ae62d785f4c93
Author: Timm Bäder <mail baedert org>
Date:   Tue Nov 29 18:32:43 2016 +0100

    inspector: Don't try to access child props of non-containers

 gtk/inspector/prop-list.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/inspector/prop-list.c b/gtk/inspector/prop-list.c
index cf75d93..ff108d7 100644
--- a/gtk/inspector/prop-list.c
+++ b/gtk/inspector/prop-list.c
@@ -528,7 +528,7 @@ gtk_inspector_prop_list_set_object (GtkInspectorPropList *pl,
         }
 
       parent = gtk_widget_get_parent (GTK_WIDGET (object));
-      if (!parent)
+      if (!parent || !GTK_IS_CONTAINER (parent))
         {
           gtk_widget_hide (GTK_WIDGET (pl));
           return TRUE;