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diff --git a/tensorflow/compiler/xla/service/scatter_expander.h b/tensorflow/compiler/xla/service/scatter_expander.h
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+/* Copyright 2018 The TensorFlow Authors. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+==============================================================================*/
+
+#ifndef TENSORFLOW_COMPILER_XLA_SERVICE_SCATTER_EXPANDER_H_
+#define TENSORFLOW_COMPILER_XLA_SERVICE_SCATTER_EXPANDER_H_
+
+#include "tensorflow/compiler/xla/service/hlo_pass_interface.h"
+
+namespace xla {
+
+class ScatterExpander : public HloPassInterface {
+ public:
+  tensorflow::StringPiece name() const override { return "scatter_expander"; }
+  StatusOr<bool> Run(HloModule* module) override;
+
+ private:
+  StatusOr<HloInstruction*> ExpandScatter(HloInstruction* scatter);
+};
+
+}  // namespace xla
+
+#endif  // TENSORFLOW_COMPILER_XLA_SERVICE_SCATTER_EXPANDER_H_