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diff --git a/Source/WebCore/platform/win/ImportedFunctionsEnumerator.h b/Source/WebCore/platform/win/ImportedFunctionsEnumerator.h
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+++ b/Source/WebCore/platform/win/ImportedFunctionsEnumerator.h
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+/*
+ * Copyright (C) 2011 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
+ */
+
+#ifndef ImportedFunctionsEnumerator_h
+#define ImportedFunctionsEnumerator_h
+
+#include "PEImage.h"
+
+namespace WebCore {
+
+// Enumerates the functions from a single module imported by the given PEImage.
+class ImportedFunctionsEnumerator {
+public:
+    explicit ImportedFunctionsEnumerator(const PEImage&, const IMAGE_THUNK_DATA* importNameTable, const IMAGE_THUNK_DATA* importAddressTable);
+
+    bool isAtEnd() const;
+    void next();
+
+    const char* currentFunctionName() const;
+    const void* const* addressOfCurrentFunctionPointer() const;
+
+private:
+    const DWORD& currentFunctionAddress() const;
+
+    PEImage m_image;
+
+    // These point to corresponding entries in the Import Name Table (INT) and Import Address Table
+    // (IAT) for a particular module. The INT and IAT are parallel arrays that are terminated by an
+    // all-0 entry.
+    const IMAGE_THUNK_DATA* m_nameTableEntry;
+    const IMAGE_THUNK_DATA* m_addressTableEntry;
+};
+
+} // namespace WebCore
+
+#endif // ImportedFunctionsEnumerator_h