[gtk+] Ad d new API to the docs

[Matthias Clasen <matthiasc src gnome org>]

commit 7a7e3fc0e3460c5f58b1ec1a35ecd66bc9409910
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Apr 21 22:55:57 2016 -0400

    Ad d new API to the docs

 docs/reference/gdk/gdk3-sections.txt |    1 +
 gdk/gdkevents.c                      |    9 +++++----
 2 files changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/docs/reference/gdk/gdk3-sections.txt b/docs/reference/gdk/gdk3-sections.txt
index 64c61b3..114c292 100644
--- a/docs/reference/gdk/gdk3-sections.txt
+++ b/docs/reference/gdk/gdk3-sections.txt
@@ -877,6 +877,7 @@ gdk_events_get_center
 gdk_events_get_distance
 gdk_event_triggers_context_menu
 gdk_event_get_seat
+gdk_event_get_scancode
 
 <SUBSECTION>
 gdk_event_handler_set
diff --git a/gdk/gdkevents.c b/gdk/gdkevents.c
index d508dc3..d562a9c 100644
--- a/gdk/gdkevents.c
+++ b/gdk/gdkevents.c
@@ -2478,10 +2478,11 @@ _gdk_event_set_scancode (GdkEvent *event,
  * gdk_event_get_scancode:
  * @event: a #GdkEvent
  *
- * Gets the keyboard low-level scancode.
- * This is usually hardware_keycode.
- * On Windows this is the high word of WM_KEY{DOWN,UP} lParam
- * which contains the scancode and some extended flags.
+ * Gets the keyboard low-level scancode of a key event.
+ *
+ * This is usually hardware_keycode. On Windows this is the high
+ * word of WM_KEY{DOWN,UP} lParam which contains the scancode and
+ * some extended flags.
  *
  * Returns: The associated keyboard scancode or 0
  *