diff -r 000000000000 -r 6474c204b198 gfx/angle/src/compiler/UnfoldShortCircuit.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/angle/src/compiler/UnfoldShortCircuit.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,39 @@
+//
+// Copyright (c) 2002-2012 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.
+//
+// UnfoldShortCircuit is an AST traverser to output short-circuiting operators as if-else statements
+//
+
+#ifndef COMPILER_UNFOLDSHORTCIRCUIT_H_
+#define COMPILER_UNFOLDSHORTCIRCUIT_H_
+
+#include "compiler/intermediate.h"
+#include "compiler/ParseHelper.h"
+
+namespace sh
+{
+class OutputHLSL;
+
+class UnfoldShortCircuit : public TIntermTraverser
+{
+  public:
+    UnfoldShortCircuit(TParseContext &context, OutputHLSL *outputHLSL);
+
+    void traverse(TIntermNode *node);
+    bool visitBinary(Visit visit, TIntermBinary*);
+    bool visitSelection(Visit visit, TIntermSelection *node);
+    bool visitLoop(Visit visit, TIntermLoop *node);
+
+    int getNextTemporaryIndex();
+
+  protected:
+    TParseContext &mContext;
+    OutputHLSL *const mOutputHLSL;
+
+    int mTemporaryIndex;
+};
+}
+
+#endif   // COMPILER_UNFOLDSHORTCIRCUIT_H_