diff -r 000000000000 -r 4f2f89ce4247 WebCore/bindings/v8/V8NPUtils.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/bindings/v8/V8NPUtils.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,71 @@
+/* Copyright (C) 2006, 2007, 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 V8NPUtils_h
+#define V8NPUtils_h
+
+#if PLATFORM(CHROMIUM)
+#include <bindings/npruntime.h>
+#else
+#include "npruntime.h"
+#endif
+
+#include <v8.h>
+
+namespace WebCore {
+
+// Convert a V8 Value of any type (string, bool, object, etc) to a NPVariant.
+void convertV8ObjectToNPVariant(v8::Local<v8::Value>, NPObject*, NPVariant*);
+
+// Convert a NPVariant (string, bool, object, etc) back to a V8 Value.  The owner object is the NPObject which relates to the
+// object, if the object is an Object.  The created NPObject will be tied to the lifetime of the owner.
+v8::Handle<v8::Value> convertNPVariantToV8Object(const NPVariant*, NPObject*);
+
+// Helper function to create an NPN String Identifier from a v8 string.
+NPIdentifier getStringIdentifier(v8::Handle<v8::String>);
+
+// The ExceptionHandler will be notified of any exceptions thrown while
+// operating on a NPObject.
+typedef void (*ExceptionHandler)(void* data, const NPUTF8* message);
+void pushExceptionHandler(ExceptionHandler, void* data);
+void popExceptionHandler();
+
+// Upon destruction, an ExceptionCatcher will pass a caught exception to the
+// current ExceptionHandler.
+class ExceptionCatcher {
+public:
+    ExceptionCatcher();
+    ~ExceptionCatcher();
+private:
+    v8::TryCatch m_tryCatch;
+};
+
+} // namespace WebCore
+
+#endif // V8NPUtils_h