[libgdata] [introspection] Add missing annotations to GDataDocumentsFolder

[Philip Withnall <pwithnall src gnome org>]

commit e8b0a10f3a67ca0c7873352a2d898d9a35562de5
Author: Philip Withnall <philip tecnocode co uk>
Date:   Wed Aug 4 09:30:03 2010 +0100

    [introspection] Add missing annotations to GDataDocumentsFolder

 gdata/services/documents/gdata-documents-folder.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdata/services/documents/gdata-documents-folder.c b/gdata/services/documents/gdata-documents-folder.c
index f5ec041..bacc3d4 100644
--- a/gdata/services/documents/gdata-documents-folder.c
+++ b/gdata/services/documents/gdata-documents-folder.c
@@ -78,7 +78,7 @@ get_xml (GDataParsable *parsable, GString *xml_string)
 
 /**
  * gdata_documents_folder_new:
- * @id: the entry's ID (not the document ID of the folder), or %NULL
+ * @id: (allow-none): the entry's ID (not the document ID of the folder), or %NULL
  *
  * Creates a new #GDataDocumentsFolder with the given entry ID (#GDataEntry:id).
  *