[gupnp] Add G_BEGIN_DECLS & G_END_DECLS macros

[Jens Georg <jensgeorg src gnome org>]

commit 9580ae0214b36b9c8818f65ff87b2448058347dd
Author: Ludovic Ferrandis <ludovic ferrandis intel com>
Date:   Wed Aug 7 15:22:55 2013 +0200

    Add G_BEGIN_DECLS & G_END_DECLS macros
    
    https://bugzilla.gnome.org/show_bug.cgi?id=705712

 libgupnp/gupnp-xml-doc.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/libgupnp/gupnp-xml-doc.h b/libgupnp/gupnp-xml-doc.h
index 5404b0e..1162acd 100644
--- a/libgupnp/gupnp-xml-doc.h
+++ b/libgupnp/gupnp-xml-doc.h
@@ -28,6 +28,8 @@
 #include <libxml/tree.h>
 #include <glib-object.h>
 
+G_BEGIN_DECLS
+
 GType
 gupnp_xml_doc_get_type (void) G_GNUC_CONST;
 
@@ -78,4 +80,6 @@ GUPnPXMLDoc *
 gupnp_xml_doc_new_from_path             (const char     *path,
                                          GError        **error);
 
+G_END_DECLS
+
 #endif /* __GUPNP_XML_DOC_H__ */