[gtk+] rendernodeview: Use content size instead of allocated size

[Timm Bäder <baedert src gnome org>]

commit 018daaeea84f89d6b69aa7a0ea167482e06f93f2
Author: Timm Bäder <mail baedert org>
Date:   Fri Nov 3 10:41:37 2017 +0100

    rendernodeview: Use content size instead of allocated size

 gtk/inspector/rendernodeview.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/inspector/rendernodeview.c b/gtk/inspector/rendernodeview.c
index 0272211..51e7e0e 100644
--- a/gtk/inspector/rendernodeview.c
+++ b/gtk/inspector/rendernodeview.c
@@ -232,8 +232,8 @@ gtk_render_node_view_snapshot (GtkWidget   *widget,
     return;
 
   gtk_render_node_view_get_effective_viewport (view, &viewport);
-  width = gtk_widget_get_allocated_width (widget);
-  height = gtk_widget_get_allocated_height (widget);
+  width = gtk_widget_get_width (widget);
+  height = gtk_widget_get_height (widget);
 
   graphene_rect_init (&rect, 0, 0, width, height);
   cr = gtk_snapshot_append_cairo (snapshot,