/platform/external/webkit/WebCore/bindings/js/JSMessageChannelCustom.cpp

 1/*
 2 * Copyright (C) 2008, 2009 Apple Inc. All Rights Reserved.
 3 *
 4 * Redistribution and use in source and binary forms, with or without
 5 * modification, are permitted provided that the following conditions
 6 * are met:
 7 * 1. Redistributions of source code must retain the above copyright
 8 *    notice, this list of conditions and the following disclaimer.
 9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
24 */
25
26#include "config.h"
27#include "JSMessageChannel.h"
28
29#include "MessageChannel.h"
30
31using namespace JSC;
32
33namespace WebCore {
34    
35void JSMessageChannel::markChildren(MarkStack& markStack)
36{
37    Base::markChildren(markStack);
38
39    if (MessagePort* port = m_impl->port1())
40        markDOMObjectWrapper(markStack, *Heap::heap(this)->globalData(), port);
41
42    if (MessagePort* port = m_impl->port2())
43        markDOMObjectWrapper(markStack, *Heap::heap(this)->globalData(), port);
44}
45
46} // namespace WebCore