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diff --git a/src/libs/xpcom18a4/xpcom/base/nsAgg.h b/src/libs/xpcom18a4/xpcom/base/nsAgg.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
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * 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 nsAgg_h___
+#define nsAgg_h___
+
+#include "nsISupports.h"
+
+
+////////////////////////////////////////////////////////////////////////////////
+
+// Put this in your class's declaration:
+#define NS_DECL_AGGREGATED \
+ NS_DECL_ISUPPORTS \
+ \
+public: \
+ \
+ /* You must implement this operation instead of the nsISupports */ \
+ /* methods if you inherit from nsAggregated. */ \
+ NS_IMETHOD \
+ AggregatedQueryInterface(const nsIID& aIID, void** aInstancePtr); \
+ \
+protected: \
+ \
+ class Internal : public nsISupports { \
+ public: \
+ \
+ Internal() {} \
+ \
+ NS_IMETHOD QueryInterface(const nsIID& aIID, \
+ void** aInstancePtr); \
+ NS_IMETHOD_(nsrefcnt) AddRef(void); \
+ NS_IMETHOD_(nsrefcnt) Release(void); \
+ \
+ }; \
+ \
+ friend class Internal; \
+ \
+ nsISupports* fOuter; \
+ Internal fAggregated; \
+ \
+ nsISupports* GetInner(void) { return &fAggregated; } \
+ \
+public: \
+
+
+// Put this in your class's constructor:
+#define NS_INIT_AGGREGATED(outer) \
+ PR_BEGIN_MACRO \
+ fOuter = outer ? outer : &fAggregated; \
+ PR_END_MACRO
+
+
+// Put this in your class's implementation file:
+#define NS_IMPL_AGGREGATED(_class) \
+NS_IMETHODIMP \
+_class::QueryInterface(const nsIID& aIID, void** aInstancePtr) \
+{ \
+ return fOuter->QueryInterface(aIID, aInstancePtr); \
+} \
+ \
+NS_IMETHODIMP_(nsrefcnt) \
+_class::AddRef(void) \
+{ \
+ return fOuter->AddRef(); \
+} \
+ \
+NS_IMETHODIMP_(nsrefcnt) \
+_class::Release(void) \
+{ \
+ return fOuter->Release(); \
+} \
+ \
+NS_IMETHODIMP \
+_class::Internal::QueryInterface(const nsIID& aIID, void** aInstancePtr) \
+{ \
+ _class* agg = (_class*)((char*)(this) - offsetof(_class, fAggregated)); \
+ return agg->AggregatedQueryInterface(aIID, aInstancePtr); \
+} \
+ \
+NS_IMETHODIMP_(nsrefcnt) \
+_class::Internal::AddRef(void) \
+{ \
+ _class* agg = (_class*)((char*)(this) - offsetof(_class, fAggregated)); \
+ NS_PRECONDITION(PRInt32(agg->mRefCnt) >= 0, "illegal refcnt"); \
+ ++agg->mRefCnt; \
+ NS_LOG_ADDREF(this, agg->mRefCnt, #_class, sizeof(*this)); \
+ return agg->mRefCnt; \
+} \
+ \
+NS_IMETHODIMP_(nsrefcnt) \
+_class::Internal::Release(void) \
+{ \
+ _class* agg = (_class*)((char*)(this) - offsetof(_class, fAggregated)); \
+ NS_PRECONDITION(0 != agg->mRefCnt, "dup release"); \
+ --agg->mRefCnt; \
+ NS_LOG_RELEASE(this, agg->mRefCnt, #_class); \
+ if (agg->mRefCnt == 0) { \
+ agg->mRefCnt = 1; /* stabilize */ \
+ NS_DELETEXPCOM(agg); \
+ return 0; \
+ } \
+ return agg->mRefCnt; \
+} \
+
+// for use with QI macros in nsISupportsUtils.h:
+
+#define NS_INTERFACE_MAP_BEGIN_AGGREGATED(_class) \
+ NS_IMPL_AGGREGATED_QUERY_HEAD(_class)
+
+#define NS_IMPL_AGGREGATED_QUERY_HEAD(_class) \
+NS_IMETHODIMP \
+_class::AggregatedQueryInterface(REFNSIID aIID, void** aInstancePtr) \
+{ \
+ NS_ASSERTION(aInstancePtr, \
+ "AggregatedQueryInterface requires a non-NULL result ptr!"); \
+ if ( !aInstancePtr ) \
+ return NS_ERROR_NULL_POINTER; \
+ nsISupports* foundInterface;
+
+#endif /* nsAgg_h___ */