[gtk: 1/2] gl renderer: Fix up texture cache key

[Matthias Clasen <matthiasc src gnome org>]

commit 24a27ba44f6bb5cee2abe1eac3c5a97c8517216b
Author: Alexander Larsson <alexl redhat com>
Date:   Mon Oct 5 15:19:27 2020 +0200

    gl renderer: Fix up texture cache key
    
    The commit e14d2be1 forgot to actually set the parent_rect in the texture
    key in the case it is necessary.

 gsk/gl/gskglrenderer.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 16a76dbff8..edf6f402ce 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -3828,6 +3828,7 @@ add_offscreen_ops (GskGLRenderer         *self,
   /* Check if we've already cached the drawn texture. */
   key.pointer = child_node;
   key.pointer_is_child = TRUE; /* Don't conflict with the child using the cache too */
+  key.parent_rect = *bounds;
   key.scale = ops_get_scale (builder);
   key.filter = filter;
   cached_id = gsk_gl_driver_get_texture_for_key (self->gl_driver, &key);