[gtk+] Fix typo in 6115961175

[John Ralls <jralls src gnome org>]

commit e148be0d325f26387594e22a885f5f9eb8ca1624
Author: John Ralls <jralls ceridwen us>
Date:   Fri May 10 17:25:11 2013 -0700

    Fix typo in 6115961175

 gdk/quartz/gdkwindow-quartz.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/quartz/gdkwindow-quartz.c b/gdk/quartz/gdkwindow-quartz.c
index 1b555e1..2403b04 100644
--- a/gdk/quartz/gdkwindow-quartz.c
+++ b/gdk/quartz/gdkwindow-quartz.c
@@ -368,7 +368,7 @@ static gboolean
 gdk_window_impl_quartz_begin_paint_region (GdkWindow       *window,
                                           const cairo_region_t *region)
 {
-  GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->imp);
+  GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->impl);
   cairo_region_t *clipped_and_offset_region;
   cairo_t *cr;