[evolution-mapi/wip/camel-more-gobject] Seal CamelStream (and its descendants) properties

[Milan Crha <mcrha src gnome org>]

commit 0c1c12ccaf162e0ee999f9f65d33461608cf366b
Author: Milan Crha <mcrha redhat com>
Date:   Thu Nov 3 15:29:33 2016 +0100

    Seal CamelStream (and its descendants) properties

 src/camel/camel-mapi-folder.c |   12 +-----------
 1 files changed, 1 insertions(+), 11 deletions(-)
---
diff --git a/src/camel/camel-mapi-folder.c b/src/camel/camel-mapi-folder.c
index e8f0e30..ea30c70 100644
--- a/src/camel/camel-mapi-folder.c
+++ b/src/camel/camel-mapi-folder.c
@@ -439,21 +439,11 @@ update_message_info (CamelMessageInfo *info,
 static gsize
 camel_mapi_get_message_size (CamelMimeMessage *msg)
 {
-       CamelStream *null;
-       CamelDataWrapper *dw;
-       gsize sz;
-
        if (!CAMEL_IS_DATA_WRAPPER (msg))
                return 0;
 
-       dw = CAMEL_DATA_WRAPPER (msg);
-       null = camel_stream_null_new ();
        /* do not 'decode', let's be interested in the raw message size */
-       camel_data_wrapper_write_to_stream_sync (dw, null, NULL, NULL);
-       sz = CAMEL_STREAM_NULL (null)->written;
-       g_object_unref (null);
-
-       return sz;
+       return camel_data_wrapper_calculate_size_sync (CAMEL_DATA_WRAPPER (msg), NULL, NULL);
 }
 
 struct GatherObjectSummaryData