[gnome-online-accounts] ewsclient: Fix breakage because of libxml2 API breakage

[Debarshi Ray <debarshir src gnome org>]

commit 1afba9aa98436551db4c3589eed943f49a106293
Author: Stef Walter <stefw gnome org>
Date:   Mon Aug 13 08:17:06 2012 +0200

    ewsclient: Fix breakage because of libxml2 API breakage
    
     * libxml2 introduced some API breakage recently.
     * Fix the build so it works with both old and new versions
       of libxml2.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=681720

 src/goabackend/goaewsclient.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/src/goabackend/goaewsclient.c b/src/goabackend/goaewsclient.c
index 6627514..30eb600 100644
--- a/src/goabackend/goaewsclient.c
+++ b/src/goabackend/goaewsclient.c
@@ -351,8 +351,13 @@ ews_client_post_restarted_cb (SoupMessage *msg, gpointer data)
   soup_message_set_request(msg,
                            "text/xml; charset=utf-8",
                            SOUP_MEMORY_COPY,
+#ifdef LIBXML2_NEW_BUFFER
+                           (gchar *) xmlOutputBufferGetContent(buf),
+                           xmlOutputBufferGetSize(buf));
+#else
                            (gchar *) buf->buffer->content,
                            buf->buffer->use);
+#endif
 }
 
 static SoupMessage *
@@ -368,8 +373,13 @@ ews_client_create_msg_for_url (const gchar *url, xmlOutputBuffer *buf)
       soup_message_set_request (msg,
                                 "text/xml; charset=utf-8",
                                 SOUP_MEMORY_COPY,
+#ifdef LIBXML2_NEW_BUFFER
+                                (gchar *) xmlOutputBufferGetContent(buf),
+                                xmlOutputBufferGetSize(buf));
+#else
                                 (gchar *) buf->buffer->content,
                                 buf->buffer->use);
+#endif
       g_signal_connect (msg, "restarted", G_CALLBACK (ews_client_post_restarted_cb), buf);
     }