[gtk+] inspector: Remove node != NULL check from recorder model

[Timm Bäder <baedert src gnome org>]

commit 0be4166b89633218199be58540ed6498aeef6f98
Author: Timm Bäder <mail baedert org>
Date:   Sun Oct 29 13:44:12 2017 +0100

    inspector: Remove node != NULL check from recorder model
    
    We use NULL to remove the selection.

 gtk/inspector/gtktreemodelrendernode.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/inspector/gtktreemodelrendernode.c b/gtk/inspector/gtktreemodelrendernode.c
index bfb5a9c..e8c16ca 100644
--- a/gtk/inspector/gtktreemodelrendernode.c
+++ b/gtk/inspector/gtktreemodelrendernode.c
@@ -607,7 +607,6 @@ gtk_tree_model_render_node_set_root_node (GtkTreeModelRenderNode *model,
   GtkTreePath *path;
 
   g_return_if_fail (GTK_IS_TREE_MODEL_RENDER_NODE (model));
-  g_return_if_fail (GSK_IS_RENDER_NODE (node));
 
   priv = model->priv;