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diff --git a/o3d/compiler/technique/technique_error.h b/o3d/compiler/technique/technique_error.h
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+/*
+ * Copyright 2009, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+//
+// Custom error reporting functions for the Technique parser.
+//
+// NOTE: These error functions assume they are interacting with with
+// 8-bit token streams.
+
+#ifndef O3D_COMPILER_TECHNIQUE_TECHNIQUE_ERROR_H_
+#define O3D_COMPILER_TECHNIQUE_TECHNIQUE_ERROR_H_
+
+#include <build/build_config.h>
+#ifdef OS_WIN
+// NOTE: disable compiler warning about C function returning a
+// struct. This is caused by the Antlr generated functions being declared
+// extern "C" but being compiled and used as C++.
+#pragma warning(disable: 4190)
+#endif
+
+#include <vector>
+#include "TechniqueLexer.h"
+#include "TechniqueParser.h"
+
+namespace o3d {
+
+void TechniqueError(pANTLR3_BASE_RECOGNIZER recognizer,
+                    pANTLR3_UINT8 * tokenNames);
+
+}  // namespace o3d
+
+#endif  // O3D_COMPILER_TECHNIQUE_TECHNIQUE_ERROR_H_