[glib] Document that _complete() et al. ref the GSimpleAsyncResult

[Matthias Clasen <matthiasc src gnome org>]

commit 7a32e34f7c46a4e1e2fe6f35490b1f8469ed08b7
Author: Will Thompson <will willthompson co uk>
Date:   Fri Aug 13 23:20:06 2010 -0400

    Document that _complete() et al. ref the GSimpleAsyncResult

 gio/gsimpleasyncresult.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gio/gsimpleasyncresult.c b/gio/gsimpleasyncresult.c
index dd4df90..eb47118 100644
--- a/gio/gsimpleasyncresult.c
+++ b/gio/gsimpleasyncresult.c
@@ -560,6 +560,9 @@ g_simple_async_result_set_error (GSimpleAsyncResult *simple,
  * the thread where the asynchronous result was to be delivered, as it
  * invokes the callback directly. If you are in a different thread use
  * g_simple_async_result_complete_in_idle().
+ *
+ * Calling this function takes a reference to @simple for as long as
+ * is needed to complete the call.
  **/
 void
 g_simple_async_result_complete (GSimpleAsyncResult *simple)