[libsoup] Change soup_add_completion() to not return a GSource

[Patrick Griffis <pgriffis src gnome org>]

commit 5a63959d45681a0f49860e5aa49926061383427e
Author: Patrick Griffis <pgriffis igalia com>
Date:   Fri Nov 13 13:04:52 2020 -0600

    Change soup_add_completion() to not return a GSource
    
    This was an unref'd source that confused some static analysis.

 libsoup/soup-misc.c | 11 +++--------
 libsoup/soup-misc.h |  2 +-
 2 files changed, 4 insertions(+), 9 deletions(-)
---
diff --git a/libsoup/soup-misc.c b/libsoup/soup-misc.c
index fb58ad30..a8a4d19f 100644
--- a/libsoup/soup-misc.c
+++ b/libsoup/soup-misc.c
@@ -67,7 +67,7 @@ soup_add_completion_reffed (GMainContext   *async_context,
        return source;
 }
 
-/**
+/*
  * soup_add_completion: (skip)
  * @async_context: (allow-none): the #GMainContext to dispatch the I/O
  * watch in, or %NULL for the default context
@@ -78,12 +78,8 @@ soup_add_completion_reffed (GMainContext   *async_context,
  * default priority. Use this when you want to complete an action in
  * @async_context's main loop, as soon as possible.
  *
- * Return value: a #GSource, which can be removed from @async_context
- * with g_source_destroy().
- *
- * Since: 2.24
- **/
-GSource *
+ */
+void
 soup_add_completion (GMainContext *async_context,
                     GSourceFunc function, gpointer data)
 {
@@ -91,7 +87,6 @@ soup_add_completion (GMainContext *async_context,
 
        source = soup_add_completion_reffed (async_context, function, data, NULL);
        g_source_unref (source);
-       return source;
 }
 
 /**
diff --git a/libsoup/soup-misc.h b/libsoup/soup-misc.h
index 1efdd6d0..f10b80ad 100644
--- a/libsoup/soup-misc.h
+++ b/libsoup/soup-misc.h
@@ -13,7 +13,7 @@
 G_BEGIN_DECLS
 
 /* Non-default-GMainContext operations */
-GSource           *soup_add_completion      (GMainContext *async_context,
+void               soup_add_completion      (GMainContext *async_context,
                                              GSourceFunc   function,
                                              gpointer      data);
 GSource           *soup_add_timeout          (GMainContext *async_context,