Change gae to apache 2 license.

filter/dsQueryBatch/filter.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 dsQueryBatch
 
 import (
         "fmt"
 
         ds "github.com/luci/gae/service/datastore"
 )
 
 type iterQueryFilter struct {
@@ skipping 59 matching lines @@
                 // Reduce our limit for the next round.
                 if hasLimit {
                         limit -= count
                         if limit <= 0 {
                                 break
                         }
                 }
         }
         return nil
 }