[gobject-introspection] Update glib annotations from git master

[Rico Tzschichholz <ricotz src gnome org>]

commit 34c141e6f28335e1ba7daab429edda09492dad97
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Jan 23 17:28:21 2014 +0100

    Update glib annotations from git master

 gir/gio-2.0.c     |    2 +-
 gir/glib-2.0.c    |    6 +++---
 gir/gobject-2.0.c |    2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/gir/gio-2.0.c b/gir/gio-2.0.c
index c6cf754..d19178b 100644
--- a/gir/gio-2.0.c
+++ b/gir/gio-2.0.c
@@ -31229,7 +31229,7 @@
  * #GSimpleProxyResolver:ignore-hosts for more details on how the
  * arguments are interpreted.
  *
- * Returns: a new #GSimpleProxyResolver
+ * Returns: (transfer full): a new #GSimpleProxyResolver
  * Since: 2.36
  */
 
diff --git a/gir/glib-2.0.c b/gir/glib-2.0.c
index a1bbb4f..bb403b1 100644
--- a/gir/glib-2.0.c
+++ b/gir/glib-2.0.c
@@ -15142,7 +15142,7 @@
 
 /**
  * g_free:
- * @mem: the memory to free
+ * @mem: (allow-none): the memory to free
  *
  * Frees the memory pointed to by @mem.
  * If @mem is %NULL it simply returns.
@@ -23550,7 +23550,7 @@
 
 /**
  * g_realloc:
- * @mem: the memory to reallocate
+ * @mem: (allow-none): the memory to reallocate
  * @n_bytes: new size of the memory in bytes
  *
  * Reallocates the memory pointed to by @mem, so that it now has space for
@@ -23565,7 +23565,7 @@
 
 /**
  * g_realloc_n:
- * @mem: the memory to reallocate
+ * @mem: (allow-none): the memory to reallocate
  * @n_blocks: the number of blocks to allocate
  * @n_block_bytes: the size of each block in bytes
  *
diff --git a/gir/gobject-2.0.c b/gir/gobject-2.0.c
index aa6019f..ab618f6 100644
--- a/gir/gobject-2.0.c
+++ b/gir/gobject-2.0.c
@@ -812,7 +812,7 @@
  *
  * Provide a copy of a boxed structure @src_boxed which is of type @boxed_type.
  *
- * Returns: The newly created copy of the boxed structure.
+ * Returns: (transfer full): The newly created copy of the boxed structure.
  */