An out parameter annotation was missed due to a difference
in the parameter name between the declaration and the implementation.
https://bugzilla.gnome.org/show_bug.cgi?id=629595
void shell_global_maybe_gc (ShellGlobal *global);
-void shell_global_format_time_relative_pretty (ShellGlobal *global, guint delta, char **text, guint *update_time);
+void shell_global_format_time_relative_pretty (ShellGlobal *global, guint delta, char **text, guint *next_update);
ClutterActor *shell_global_create_root_pixmap_actor (ShellGlobal *global);