Change gae to apache 2 license.

service/datastore/raw_interface_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 datastore
 
 import (
         "testing"
 
         . "github.com/smartystreets/goconvey/convey"
 )
 
 func TestMultiMetaGetter(t *testing.T) {
@@ skipping 29 matching lines @@
                         So(GetMetaDefault(mmg.GetSingle(1), "key", true), ShouldEqual, true)
 
                         val, ok := mmg.GetMeta(0, "hi")
                         So(ok, ShouldBeTrue)
                         So(val, ShouldEqual, "thing")
 
                         So(GetMetaDefault(mmg.GetSingle(2), "key", 20), ShouldEqual, 100)
                 })
         })
 }