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diff --git a/src/3rdparty/angle/src/compiler/translator/RemovePow.h b/src/3rdparty/angle/src/compiler/translator/RemovePow.h
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+++ b/src/3rdparty/angle/src/compiler/translator/RemovePow.h
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+//
+// Copyright (c) 2002-2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// RemovePow is an AST traverser to convert pow(x, y) built-in calls where y is a
+// constant to exp2(y * log2(x)). This works around an issue in NVIDIA 311 series
+// OpenGL drivers.
+//
+
+#ifndef COMPILER_TRANSLATOR_REMOVEPOW_H_
+#define COMPILER_TRANSLATOR_REMOVEPOW_H_
+
+class TIntermNode;
+
+void RemovePow(TIntermNode *root);
+
+#endif // COMPILER_TRANSLATOR_REMOVEPOW_H_