Fix some more typos

gdk/gdk.c

@@ -988,7 +988,7 @@ gdk_threads_add_timeout (guint       interval,
  * @data:     data to pass to @function
  * @notify: (allow-none): function to call when the timeout is removed, or %NULL
  *
- * A variant of gdk_threads_add_timout_full() with second-granularity.
+ * A variant of gdk_threads_add_timeout_full() with second-granularity.
  * See g_timeout_add_seconds_full() for a discussion of why it is
  * a good idea to use this function if you don't need finer granularity.
  *

gdk/gdkdisplaymanager.c

@@ -170,7 +170,7 @@ gdk_display_manager_get_property (GObject      *object,
  * backends).
  *
  * Returns: (transfer none): The global #GdkDisplayManager singleton;
- *     gdk_parse_pargs(), gdk_init(), or gdk_init_check() must have
+ *     gdk_parse_args(), gdk_init(), or gdk_init_check() must have
  *     been called first.
  *
  * Since: 2.2