Update copyright lines.
diff --git a/samples/tasks_appengine/main.py b/samples/tasks_appengine/main.py
index 2b00570..9b0c856 100644
--- a/samples/tasks_appengine/main.py
+++ b/samples/tasks_appengine/main.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2011 Google Inc.
+# Copyright 2014 Google Inc. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.