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diff --git a/Source/WebKit2/UIProcess/Downloads/DownloadProxy.h b/Source/WebKit2/UIProcess/Downloads/DownloadProxy.h
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+++ b/Source/WebKit2/UIProcess/Downloads/DownloadProxy.h
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+/*
+ * Copyright (C) 2010 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 DownloadProxy_h
+#define DownloadProxy_h
+
+#include "APIObject.h"
+#include "Connection.h"
+#include "SandboxExtension.h"
+#include <WebCore/ResourceRequest.h>
+#include <wtf/Forward.h>
+#include <wtf/PassRefPtr.h>
+
+namespace WebCore {
+    class ResourceError;
+    class ResourceResponse;
+}
+
+namespace WebKit {
+
+class WebContext;
+class WebData;
+
+class DownloadProxy : public APIObject {
+public:
+    static const Type APIType = TypeDownload;
+
+    static PassRefPtr<DownloadProxy> create(WebContext*);
+    ~DownloadProxy();
+
+    uint64_t downloadID() const { return m_downloadID; }
+    const WebCore::ResourceRequest& request() const { return m_request; }
+    WebData* resumeData() const { return m_resumeData.get(); }
+
+    void cancel();
+
+    void invalidate();
+    void processDidClose();
+
+    void didReceiveDownloadProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
+    CoreIPC::SyncReplyMode didReceiveSyncDownloadProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*);
+
+private:
+    explicit DownloadProxy(WebContext*);
+
+    virtual Type type() const { return APIType; }
+
+    // Message handlers.
+    void didStart(const WebCore::ResourceRequest&);
+    void didReceiveResponse(const WebCore::ResourceResponse&);
+    void didReceiveData(uint64_t length);
+    void shouldDecodeSourceDataOfMIMEType(const String& mimeType, bool& result);
+    void decideDestinationWithSuggestedFilename(const String& filename, String& destination, bool& allowOverwrite, SandboxExtension::Handle& sandboxExtensionHandle);
+    void didCreateDestination(const String& path);
+    void didFinish();
+    void didFail(const WebCore::ResourceError&, const CoreIPC::DataReference& resumeData);
+    void didCancel(const CoreIPC::DataReference& resumeData);
+
+    WebContext* m_webContext;
+    uint64_t m_downloadID;
+
+    RefPtr<WebData> m_resumeData;
+    WebCore::ResourceRequest m_request;
+};
+
+} // namespace WebKit
+
+#endif // DownloadProxy_h