Change gae to apache 2 license.

filter/count/count_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.
 
 package count
 
 import (
         "fmt"
         "testing"
 
         "github.com/luci/gae/filter/featureBreaker"
         "github.com/luci/gae/impl/memory"
         "github.com/luci/gae/service/datastore"
@@ skipping 204 matching lines @@
 
         // Using the other function.
         someCalledFunc(c)
         someCalledFunc(c)
 
         // Then we can see what happened!
         fmt.Printf("%d\n", counter.PutMulti.Successes())
         // Output:
         // 2
 }