[glib-networking] Don't use the slice allocator

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 9d4fee3a17b11da928b0c0cae28654c4d3572b73
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Tue Dec 4 09:07:43 2018 -0600

    Don't use the slice allocator
    
    The slice allocator has fallen from favor. See:
    
    https://gitlab.gnome.org/GNOME/glib/issues/1079

 tls/gnutls/gtlsbackend-gnutls.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/tls/gnutls/gtlsbackend-gnutls.c b/tls/gnutls/gtlsbackend-gnutls.c
index a7e9942..c955327 100644
--- a/tls/gnutls/gtlsbackend-gnutls.c
+++ b/tls/gnutls/gtlsbackend-gnutls.c
@@ -207,7 +207,7 @@ cache_data_free (gpointer data)
 
   g_bytes_unref (cache_data->session_id);
   g_bytes_unref (cache_data->session_data);
-  g_slice_free (GTlsBackendGnutlsCacheData, cache_data);
+  g_free (cache_data);
 }
 
 static GHashTable *
@@ -250,7 +250,7 @@ g_tls_backend_gnutls_store_session (unsigned int             type,
       if (g_hash_table_size (cache) >= SESSION_CACHE_MAX_SIZE)
         session_cache_cleanup (cache);
 
-      cache_data = g_slice_new (GTlsBackendGnutlsCacheData);
+      cache_data = g_new (GTlsBackendGnutlsCacheData, 1);
       cache_data->session_id = g_bytes_ref (session_id);
       cache_data->session_data = g_bytes_ref (session_data);