--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit2/Shared/ImmutableArray.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2010 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. AND ITS CONTRIBUTORS ``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 ITS 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 "ImmutableArray.h"
+
+namespace WebKit {
+
+ImmutableArray::ImmutableArray()
+    : m_entries(0)
+    , m_size(0)
+{
+    memset(&m_callbacks, 0, sizeof(m_callbacks));
+}
+
+ImmutableArray::ImmutableArray(const void** entries, size_t size, const ImmutableArrayCallbacks* callbacks)
+    : m_entries(new void*[size])
+    , m_size(size)
+    , m_callbacks(*callbacks)
+{
+    memcpy(m_entries, entries, m_size);
+    for (size_t i = 0; i < m_size; ++i)
+        m_callbacks.ref(m_entries[i]);
+}
+
+ImmutableArray::ImmutableArray(void** entries, size_t size, const ImmutableArrayCallbacks* callbacks, AdoptTag)
+    : m_entries(entries)
+    , m_size(size)
+    , m_callbacks(*callbacks)
+{
+}
+
+ImmutableArray::~ImmutableArray()
+{
+    if (!m_entries)
+        return;
+
+    for (size_t i = 0; i < m_size; ++i)
+        m_callbacks.deref(m_entries[i]);
+    delete [] m_entries;
+}
+
+} // namespace WebKit