Change gae to apache 2 license.

impl/memory/memcache_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"
         "time"
 
         infoS "github.com/luci/gae/service/info"
         mcS "github.com/luci/gae/service/memcache"
         "github.com/luci/luci-go/common/clock/testclock"
@@ skipping 217 matching lines @@
                                 // Now test with empty namespace.
                                 c = infoS.Get(c).MustNamespace("")
 
                                 got, err := mc.Get("foo")
                                 So(err, ShouldBeNil)
                                 So(got.Value(), ShouldResemble, []byte("heya"))
                         })
                 })
         })
 }