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Add new files.

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diff --git a/embed/mozilla/EphyHeaderSniffer.h b/embed/mozilla/EphyHeaderSniffer.h
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+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Chimera code.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 2002
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   David Hyatt  <hyatt@netscape.com>
+ *   Simon Fraser <sfraser@netscape.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+ #pragma once
+
+#include "nsString.h"
+#include "nsIWebProgressListener.h"
+#include "nsIWebBrowserPersist.h"
+#include "nsIURI.h"
+#include "nsILocalFile.h"
+#include "nsIInputStream.h"
+#include "nsIDOMDocument.h"
+
+
+typedef enum
+{
+  eSaveFormatUnspecified = 0,
+  eSaveFormatPlainText,       // items should match the MENU in resources
+  eSaveFormatHTML,
+  eSaveFormatHTMLComplete
+} ESaveFormat;
+
+// Implementation of a header sniffer class that is used when saving Web pages and images.
+class EphyHeaderSniffer : public nsIWebProgressListener
+{
+public:
+    EphyHeaderSniffer(nsIWebBrowserPersist* aPersist, nsIFile* aFile, nsIURI* aURL,
+                    nsIDOMDocument* aDocument, nsIInputStream* aPostData,
+                    const nsAString& aSuggestedFilename, PRBool aBypassCache,
+                    ESaveFormat aSaveFormat = eSaveFormatUnspecified);
+    virtual ~EphyHeaderSniffer();
+
+    NS_DECL_ISUPPORTS
+    NS_DECL_NSIWEBPROGRESSLISTENER
+  
+protected:
+
+    nsresult  PerformSave(nsIURI* inOriginalURI, const ESaveFormat inSaveFormat);
+    nsresult  InitiateDownload(nsISupports* inSourceData, nsILocalFile* inDestFile, nsIURI* inOriginalURI);
+
+private:
+
+    nsIWebBrowserPersist*     mPersist; // Weak. It owns us as a listener.
+    nsCOMPtr<nsIFile>         mTmpFile;
+    nsCOMPtr<nsIURI>          mURL;
+    nsCOMPtr<nsIDOMDocument>  mDocument;
+    nsCOMPtr<nsIInputStream>  mPostData;
+    nsString                  mDefaultFilename;
+    PRBool                    mBypassCache;
+    ESaveFormat               mSaveFormat;
+    nsCString                 mContentType;
+    nsCString                 mContentDisposition;
+};
+