[gtk+] doc: Clarify gtk_widget_queue_draw_region() doc

[Benjamin Otte <otte src gnome org>]

commit d29a4411065ce9eb75e2976bac9593a6709fb6d0
Author: Simon Kågedal Reimer <skagedal gmail com>
Date:   Tue Apr 9 23:10:38 2013 +0200

    doc: Clarify gtk_widget_queue_draw_region() doc

 gtk/gtkwidget.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index b2d2579..0ce66b6 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -5009,12 +5009,12 @@ gtk_widget_unrealize (GtkWidget *widget)
  * @widget: a #GtkWidget
  * @region: region to draw
  *
- * Invalidates the rectangular area of @widget defined by @region by
- * calling gdk_window_invalidate_region() on the widget's window and
- * all its child windows. Once the main loop becomes idle (after the
- * current batch of events has been processed, roughly), the window
- * will receive expose events for the union of all regions that have
- * been invalidated.
+ * Invalidates the area of @widget defined by @region by calling
+ * gdk_window_invalidate_region() on the widget's window and all its
+ * child windows. Once the main loop becomes idle (after the current
+ * batch of events has been processed, roughly), the window will
+ * receive expose events for the union of all regions that have been
+ * invalidated.
  *
  * Normally you would only use this function in widget
  * implementations. You might also use it to schedule a redraw of a