Change gae to apache 2 license.

impl/memory/module_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 memory
 
 import (
         "testing"
 
         "github.com/luci/gae/service/module"
         "golang.org/x/net/context"
 
         . "github.com/smartystreets/goconvey/convey"
@@ skipping 11 matching lines @@
                 So(m.SetNumInstances("foo", "bar", 42), ShouldBeNil)
                 i, err = m.NumInstances("foo", "bar")
                 So(i, ShouldEqual, 42)
                 So(err, ShouldBeNil)
 
                 i, err = m.NumInstances("foo", "baz")
                 So(i, ShouldEqual, 1)
                 So(err, ShouldBeNil)
         })
 }