diff -r 000000000000 -r 4f2f89ce4247 WebCore/bindings/v8/ScriptString.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/bindings/v8/ScriptString.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2008, 2009 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * OWNER 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.
+ */
+
+#ifndef ScriptString_h
+#define ScriptString_h
+
+#include "PlatformString.h"
+#include "ScriptStringImpl.h"
+#include "V8Binding.h"
+
+namespace WebCore {
+
+class ScriptString {
+public:
+    ScriptString() : m_impl(0) {}
+    ScriptString(const String& s) : m_impl(ScriptStringImpl::create(s)) {}
+    ScriptString(const char* s) : m_impl(ScriptStringImpl::create(s)) {}
+
+    operator String() const { return m_impl->toString(); }
+
+    bool isNull() const { return !m_impl.get() || m_impl->isNull(); }
+    size_t size() const { return m_impl->size(); }
+
+    ScriptString& operator=(const char* s)
+    {
+        m_impl = ScriptStringImpl::create(s);
+        return *this;
+    }
+
+    ScriptString& operator+=(const String& s)
+    {
+        m_impl->append(s);
+        return *this;
+    }
+
+    v8::Handle<v8::Value> v8StringOrNull() const
+    {
+        return isNull() ? v8::Handle<v8::Value>(v8::Null()) : v8::Handle<v8::Value>(m_impl->v8StringHandle());
+    }
+
+private:
+    RefPtr<ScriptStringImpl> m_impl;
+};
+
+} // namespace WebCore
+
+#endif // ScriptString_h