[gtk+] docs: Add a missing word

[Matthias Clasen <matthiasc src gnome org>]

commit c304f2ea68dc5943ab44f647bf2333ac3de3b901
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Nov 28 12:34:56 2014 -0500

    docs: Add a missing word

 gdk/gdkdevice.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/gdkdevice.c b/gdk/gdkdevice.c
index f71ff50..ebef53b 100644
--- a/gdk/gdkdevice.c
+++ b/gdk/gdkdevice.c
@@ -1733,7 +1733,7 @@ _gdk_device_window_at_position (GdkDevice        *device,
  * gdk_device_get_last_event_window:
  * @device: a #GdkDevice, with a source other than %GDK_SOURCE_KEYBOARD
  *
- * Gets information about which window the given pointer device is in, based on
+ * Gets information about which window the given pointer device is in, based on events
  * that have been received so far from the display server. If another application
  * has a pointer grab, or this application has a grab with owner_events = %FALSE,
  * %NULL may be returned even if the pointer is physically over one of this