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diff --git a/Source/WebCore/bridge/jni/v8/JavaInstanceJobjectV8.cpp b/Source/WebCore/bridge/jni/v8/JavaInstanceJobjectV8.cpp
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+++ b/Source/WebCore/bridge/jni/v8/JavaInstanceJobjectV8.cpp
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+/*
+ * Copyright (C) 2003, 2008, 2010 Apple Inc. All rights reserved.
+ * Copyright 2010, The Android Open Source Project
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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.
+ */
+
+#include "config.h"
+#include "JavaInstanceJobjectV8.h"
+
+#if ENABLE(JAVA_BRIDGE)
+
+#include "JNIUtilityPrivate.h"
+#include "JavaClassJobjectV8.h"
+#include "JavaFieldV8.h"
+#include "JavaMethod.h"
+
+#include <wtf/OwnArrayPtr.h>
+#include <wtf/PassOwnPtr.h>
+#include <wtf/text/CString.h>
+
+using namespace JSC::Bindings;
+
+JavaInstanceJobject::JavaInstanceJobject(jobject instance)
+    : m_instance(new JobjectWrapper(instance))
+{
+}
+
+#define NUM_LOCAL_REFS 64
+
+void JavaInstanceJobject::begin()
+{
+    getJNIEnv()->PushLocalFrame(NUM_LOCAL_REFS);
+}
+
+void JavaInstanceJobject::end()
+{
+    getJNIEnv()->PopLocalFrame(0);
+}
+
+JavaClass* JavaInstanceJobject::getClass() const
+{
+    if (!m_class)
+        m_class = adoptPtr(new JavaClassJobject(javaInstance()));
+    return m_class.get();
+}
+
+JavaValue JavaInstanceJobject::invokeMethod(const JavaMethod* method, JavaValue* args)
+{
+    ASSERT(getClass()->methodsNamed(method->name().utf8().data()).find(method) != notFound);
+    unsigned int numParams = method->numParameters();
+    OwnArrayPtr<jvalue> jvalueArgs = adoptArrayPtr(new jvalue[numParams]);
+    for (unsigned int i = 0; i < numParams; ++i)
+        jvalueArgs[i] = javaValueToJvalue(args[i]);
+    jvalue result = callJNIMethod(javaInstance(), method->returnType(), method->name().utf8().data(), method->signature(), jvalueArgs.get());
+    return jvalueToJavaValue(result, method->returnType());
+}
+
+JavaValue JavaInstanceJobject::getField(const JavaField* field)
+{
+    ASSERT(getClass()->fieldNamed(field->name().utf8().data()) == field);
+    return jvalueToJavaValue(getJNIField(javaInstance(), field->type(), field->name().utf8().data(), field->typeClassName()), field->type());
+}
+
+#endif // ENABLE(JAVA_BRIDGE)