[gtkmm] Gdk::EventConfigure: Add implementation of get_rect()

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 35f53247f332b4312c2a0bf806a562f512873c2f
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Fri Jul 7 16:46:17 2017 +0200

    Gdk::EventConfigure: Add implementation of get_rect()
    
    This was apparently overlooked in
    commit 346905f426d0486c91ec9cfe94033f92f8e71efb

 gdk/src/events.ccg |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/gdk/src/events.ccg b/gdk/src/events.ccg
index 8154928..02a5fbd 100644
--- a/gdk/src/events.ccg
+++ b/gdk/src/events.ccg
@@ -55,6 +55,11 @@ bool EventScroll::is_scroll_stop_event() const
   return gobj()->is_stop;
 }
 
+Gdk::Rectangle EventConfigure::get_rect() const
+{
+  return Gdk::Rectangle(gobj()->x, gobj()->y, gobj()->width, gobj()->height);
+}
+
 bool EventSelection::has_requestor() const
 {
   return gobj()->requestor != nullptr;