[evolution] Avoid gdk_app_launch_context_new().

[Matthew Barnes <mbarnes src gnome org>]

commit 30d3ec19b94270cc91215130135005bb1a37ef0d
Author: Matthew Barnes <mbarnes redhat com>
Date:   Fri Nov 30 11:35:32 2012 -0500

    Avoid gdk_app_launch_context_new().
    
    Use gdk_display_get_app_launch_context() instead.

 widgets/misc/e-attachment.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/widgets/misc/e-attachment.c b/widgets/misc/e-attachment.c
index cd9385a..4ebaef3 100644
--- a/widgets/misc/e-attachment.c
+++ b/widgets/misc/e-attachment.c
@@ -2108,12 +2108,14 @@ attachment_open_file (GFile *file,
 {
 	GdkAppLaunchContext *context;
 	GSimpleAsyncResult *simple;
+	GdkDisplay *display;
 	gboolean success;
 	GError *error = NULL;
 
 	simple = open_context->simple;
 
-	context = gdk_app_launch_context_new ();
+	display = gdk_display_get_default ();
+	context = gdk_display_get_app_launch_context (display);
 
 	if (open_context->app_info != NULL) {
 		GList *file_list;