Change gae to apache 2 license.

impl/prod/everything_test.go

-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2015 The LUCI Authors. All rights reserved.
+// Use of this source code is governed under the Apache License, Version 2.0
+// that can be found in the LICENSE file.
 
 // +build appengine
 
 package prod
 
 import (
         "testing"
         "time"
 
         "github.com/luci/gae/service/blobstore"
@@ skipping 242 matching lines @@
 
                 Convey("memcache: Set (nil) is the same as Set ([]byte{})", func() {
                         So(mc.Set(mc.NewItem("bob")), ShouldBeNil) // normally would panic because Value is nil
 
                         bob, err := mc.Get("bob")
                         So(err, ShouldBeNil)
                         So(bob.Value(), ShouldResemble, []byte{})
                 })
         })
 }