[cheese] um-crop-area: Fix deprecated API usage

[Rui Matos <rtcm src gnome org>]

commit 5741aa39afa6edd4585a1eba2857aa43bf04e456
Author: Rui Matos <tiagomatos gmail com>
Date:   Wed Jan 7 16:13:14 2015 +0100

    um-crop-area: Fix deprecated API usage
    
    https://bugzilla.gnome.org/show_bug.cgi?id=742530

 libcheese/um-crop-area.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libcheese/um-crop-area.c b/libcheese/um-crop-area.c
index 6a4327e..7695dcf 100644
--- a/libcheese/um-crop-area.c
+++ b/libcheese/um-crop-area.c
@@ -471,7 +471,8 @@ update_cursor (UmCropArea *area,
         }
 
         if (cursor_type != priv->current_cursor) {
-                GdkCursor *cursor = gdk_cursor_new (cursor_type);
+                GdkCursor *cursor = gdk_cursor_new_for_display (gtk_widget_get_display (GTK_WIDGET (area)),
+                                                                cursor_type);
                 gdk_window_set_cursor (gtk_widget_get_window (GTK_WIDGET (area)), cursor);
                 g_object_unref (cursor);
                 priv->current_cursor = cursor_type;