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diff --git a/src/libs/xpcom18a4/xpcom/proxy/public/nsProxyRelease.h b/src/libs/xpcom18a4/xpcom/proxy/public/nsProxyRelease.h
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+/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 3 -*- */
+/* ***** 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 nsProxyRelease_h__
+#define nsProxyRelease_h__
+
+#include "nsIEventQueueService.h"
+#include "pratom.h"
+#include "prmem.h"
+
+/**
+ * Ensures that the delete of a nsISupports object occurs on the target thread.
+ *
+ * @param target
+ * the target thread where the doomed object should be released.
+ * @param doomed
+ * the doomed object; the object to be released on the target thread.
+ * @param alwaysProxy
+ * normally, if NS_ProxyRelease is called on the target thread, then the
+ * doomed object will released directly. however, if this parameter is
+ * true, then a PLEvent will always be posted to the target thread and
+ * the release will happen when that PLEvent is handled.
+ */
+NS_COM nsresult NS_ProxyRelease
+ (nsIEventTarget *target, nsISupports *doomed, PRBool alwaysProxy=PR_FALSE);
+
+
+#define NS_IMPL_PROXY_RELEASE(_class) \
+NS_IMETHODIMP_(nsrefcnt) _class::Release(void) \
+{ \
+ NS_PRECONDITION(0 != mRefCnt, "dup release"); \
+ nsrefcnt count = PR_AtomicDecrement((PRInt32 *)&mRefCnt); \
+ NS_LOG_RELEASE(this, count, #_class); \
+ \
+ if (count == 0) \
+ { \
+ mRefCnt = 1; /* stabilize */ \
+ PRBool callDirectly = PR_TRUE; \
+ static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID); \
+ nsCOMPtr<nsIEventQueueService> eventQService \
+ = do_GetService(kEventQueueServiceCID); \
+ NS_ASSERTION(eventQService, "event queue service is unavailable"); \
+ \
+ nsCOMPtr<nsIEventQueue> eventQ; \
+ if (eventQService) { \
+ eventQService->GetThreadEventQueue(NS_UI_THREAD, getter_AddRefs(eventQ)); \
+ if (eventQ) \
+ eventQ->IsOnCurrentThread(&callDirectly); \
+ } \
+ \
+ if (callDirectly) \
+ { \
+ NS_RELEASE(this); \
+ return 0; \
+ } \
+ PLEvent *event = new PLEvent; \
+ if (event == nsnull) \
+ { \
+ NS_ASSERTION(0, "Could not create a plevent. Deleting on wrong thread!"); \
+ NS_DELETEXPCOM(this); \
+ return 0; \
+ } \
+ \
+ PL_InitEvent(event, \
+ NS_STATIC_CAST(nsISupports*, this), \
+ ReleaseDestructorEventHandler, \
+ ReleaseDestructorDestroyHandler); \
+ \
+ eventQ->PostEvent(event); \
+ return 0; \
+ } \
+ return count; \
+} \
+
+
+
+
+#endif