[gobject-introspection] gir: Update annotations from GLib 2.49.1

[Rico Tzschichholz <ricotz src gnome org>]

commit ec4f62ed2ead793d95c1e83b4d85f54395b2e120
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun May 29 17:44:15 2016 +0200

    gir: Update annotations from GLib 2.49.1

 gir/gio-2.0.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/gir/gio-2.0.c b/gir/gio-2.0.c
index fd73c78..308f3c9 100644
--- a/gir/gio-2.0.c
+++ b/gir/gio-2.0.c
@@ -20752,6 +20752,18 @@
 
 
 /**
+ * g_drive_is_removable:
+ * @drive: a #GDrive.
+ *
+ * Checks if the #GDrive and/or its media is considered removable by the user.
+ * See g_drive_is_media_removable().
+ *
+ * Returns: %TRUE if @drive and/or its media is considered removable, %FALSE otherwise.
+ * Since: 2.50
+ */
+
+
+/**
  * g_drive_poll_for_media:
  * @drive: a #GDrive.
  * @cancellable: (allow-none): optional #GCancellable object, %NULL to ignore.