[mutter] cursor-renderer-native: Free MetaCursorNativePrivate struct

[Marco Trevisan <marcotrevi src gnome org>]

commit b016ff29f638b04d1a756b82c461563207083391
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Fri May 17 14:46:33 2019 -0500

    cursor-renderer-native: Free MetaCursorNativePrivate struct
    
    Fix a small leak in native renderer.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/581

 src/backends/native/meta-cursor-renderer-native.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/backends/native/meta-cursor-renderer-native.c 
b/src/backends/native/meta-cursor-renderer-native.c
index 44c3c5499..3df804140 100644
--- a/src/backends/native/meta-cursor-renderer-native.c
+++ b/src/backends/native/meta-cursor-renderer-native.c
@@ -823,6 +823,7 @@ static void
 cursor_priv_free (MetaCursorNativePrivate *cursor_priv)
 {
   g_hash_table_destroy (cursor_priv->gpu_states);
+  g_free (cursor_priv);
 }
 
 static MetaCursorNativePrivate *