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diff --git a/src/libs/xpcom18a4/xpcom/base/nsExceptionService.h b/src/libs/xpcom18a4/xpcom/base/nsExceptionService.h
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+++ b/src/libs/xpcom18a4/xpcom/base/nsExceptionService.h
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* ***** 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 mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is
+ * ActiveState Tool Corp..
+ * Portions created by the Initial Developer are Copyright (C) 2001
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Mark Hammond <MarkH@ActiveState.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of 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 ***** */
+
+#ifndef nsExceptionService_h__
+#define nsExceptionService_h__
+
+#include "nsVoidArray.h"
+#include "nsIException.h"
+#include "nsIExceptionService.h"
+#include "nsIObserverService.h"
+#include "nsHashtable.h"
+#include "nsIObserver.h"
+
+class nsExceptionManager;
+
+/** Exception Service definition **/
+class nsExceptionService : public nsIExceptionService, public nsIObserver
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIEXCEPTIONSERVICE
+  NS_DECL_NSIEXCEPTIONMANAGER
+  NS_DECL_NSIOBSERVER
+
+  nsExceptionService();
+
+  /* additional members */
+  nsresult DoGetExceptionFromProvider(nsresult errCode,
+                                      nsIException *defaultException,
+                                      nsIException **_richError);
+  void Shutdown();
+
+
+  /* thread management and cleanup */
+  static void AddThread(nsExceptionManager *);
+  static void DropThread(nsExceptionManager *);
+  static void DoDropThread(nsExceptionManager *thread);
+
+  static void DropAllThreads();
+  static nsExceptionManager *firstThread;
+
+  nsSupportsHashtable mProviders;
+
+  /* single lock protects both providers hashtable
+     and thread list */
+  static PRLock* lock;
+
+  static PRUintn tlsIndex;
+  static void PR_CALLBACK ThreadDestruct( void *data );
+#ifdef NS_DEBUG
+  static PRInt32 totalInstances;
+#endif
+
+private:
+  ~nsExceptionService();
+};
+
+
+#endif // nsExceptionService_h__