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diff --git a/Source/WebKit2/UIProcess/Launcher/mac/DynamicLinkerEnvironmentExtractor.h b/Source/WebKit2/UIProcess/Launcher/mac/DynamicLinkerEnvironmentExtractor.h
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+++ b/Source/WebKit2/UIProcess/Launcher/mac/DynamicLinkerEnvironmentExtractor.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 DynamicLinkerEnvironmentExtractor_h
+#define DynamicLinkerEnvironmentExtractor_h
+
+#ifndef BUILDING_ON_SNOW_LEOPARD
+
+#include <mach/machine.h>
+#include <wtf/Noncopyable.h>
+#include <wtf/RetainPtr.h>
+#include <wtf/Vector.h>
+#include <wtf/text/CString.h>
+
+namespace WebKit {
+
+class EnvironmentVariables;
+
+class DynamicLinkerEnvironmentExtractor {
+    WTF_MAKE_NONCOPYABLE(DynamicLinkerEnvironmentExtractor);
+
+public:
+    DynamicLinkerEnvironmentExtractor(NSString *executablePath, cpu_type_t architecture);
+
+    void getExtractedEnvironmentVariables(EnvironmentVariables&) const;
+
+private:
+    void processSingleArchitecture(const void* data, size_t length);
+    void processFatFile(const void* data, size_t length);
+    void processLoadCommands(const void* data, size_t length, int32_t numberOfCommands, bool shouldByteSwap);
+    size_t processLoadCommand(const void* data, size_t length, bool shouldByteSwap);
+    void processEnvironmentVariable(const char* environmentString);
+
+    RetainPtr<NSString> m_executablePath;
+    cpu_type_t m_architecture;
+
+    Vector<std::pair<CString, CString> > m_extractedVariables;
+};
+
+} // namespace WebKit
+
+#endif // BUILDING_ON_SNOW_LEOPARD
+
+#endif // DynamicLinkerEnvironmentExtractor_h