[gtk/cairo-node-leak] gsk: Don't leak cairo nodes

[Matthias Clasen <matthiasc src gnome org>]

commit 9e5ddeaa8a510f1ab90356d97fac75338815b715
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Aug 6 18:26:42 2020 -0400

    gsk: Don't leak cairo nodes
    
    Not chaining up in finalize is a leak, after all.

 gsk/gskrendernodeimpl.c | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/gsk/gskrendernodeimpl.c b/gsk/gskrendernodeimpl.c
index 3b99ade5d3..e8a1ad2a6e 100644
--- a/gsk/gskrendernodeimpl.c
+++ b/gsk/gskrendernodeimpl.c
@@ -1660,9 +1660,12 @@ static void
 gsk_cairo_node_finalize (GskRenderNode *node)
 {
   GskCairoNode *self = (GskCairoNode *) node;
+  GskRenderNodeClass *parent_class = g_type_class_peek (g_type_parent (GSK_TYPE_CAIRO_NODE));
 
   if (self->surface)
     cairo_surface_destroy (self->surface);
+
+  parent_class->finalize (node);
 }
 
 static void