1 files changed, 52 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/bindings/js/JSMessageChannelCustom.cpp b/src/3rdparty/webkit/WebCore/bindings/js/JSMessageChannelCustom.cpp
new file mode 100644
index 0000000..70329e2
--- /dev/null
+++ b/src/3rdparty/webkit/WebCore/bindings/js/JSMessageChannelCustom.cpp
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2008 Apple Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+#include "JSMessageChannel.h"
+
+#include "MessageChannel.h"
+
+using namespace JSC;
+
+namespace WebCore {
+    
+void JSMessageChannel::mark()
+{
+    DOMObject::mark();
+
+    if (MessagePort* port = m_impl->port1()) {
+        DOMObject* wrapper = getCachedDOMObjectWrapper(*Heap::heap(this)->globalData(), port);
+        if (wrapper && !wrapper->marked())
+            wrapper->mark();
+    }
+
+    if (MessagePort* port = m_impl->port2()) {
+        DOMObject* wrapper = getCachedDOMObjectWrapper(*Heap::heap(this)->globalData(), port);
+        if (wrapper && !wrapper->marked())
+            wrapper->mark();
+    }
+}
+
+} // namespace WebCore