Merge 'wip/next' into dev

Change-Id: Iff9ee5e23bb326c4371ec8ed81d56f2f05d680e9

6 files changed, 592 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/bindings/ScriptFunctionCall.cpp b/Source/JavaScriptCore/bindings/ScriptFunctionCall.cpp
new file mode 100644
index 000000000..d6745bebc
--- /dev/null
+++ b/Source/JavaScriptCore/bindings/ScriptFunctionCall.cpp
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 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.
+ */
+
+#include "config.h"
+#include "ScriptFunctionCall.h"
+
+#include "JSCInlines.h"
+#include "JSLock.h"
+#include "ScriptValue.h"
+#include <wtf/text/WTFString.h>
+
+using namespace JSC;
+
+namespace Deprecated {
+
+void ScriptCallArgumentHandler::appendArgument(const Deprecated::ScriptObject& argument)
+{
+    if (argument.scriptState() != m_exec) {
+        ASSERT_NOT_REACHED();
+        return;
+    }
+    m_arguments.append(argument.jsObject());
+}
+
+void ScriptCallArgumentHandler::appendArgument(const Deprecated::ScriptValue& argument)
+{
+    m_arguments.append(argument.jsValue());
+}
+
+void ScriptCallArgumentHandler::appendArgument(const String& argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsString(m_exec, argument));
+}
+
+void ScriptCallArgumentHandler::appendArgument(const char* argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsString(m_exec, String(argument)));
+}
+
+void ScriptCallArgumentHandler::appendArgument(JSValue argument)
+{
+    m_arguments.append(argument);
+}
+
+void ScriptCallArgumentHandler::appendArgument(long argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsNumber(argument));
+}
+
+void ScriptCallArgumentHandler::appendArgument(long long argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsNumber(argument));
+}
+
+void ScriptCallArgumentHandler::appendArgument(unsigned int argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsNumber(argument));
+}
+
+void ScriptCallArgumentHandler::appendArgument(unsigned long argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsNumber(argument));
+}
+
+void ScriptCallArgumentHandler::appendArgument(int argument)
+{
+    JSLockHolder lock(m_exec);
+    m_arguments.append(jsNumber(argument));
+}
+
+void ScriptCallArgumentHandler::appendArgument(bool argument)
+{
+    m_arguments.append(jsBoolean(argument));
+}
+
+ScriptFunctionCall::ScriptFunctionCall(const Deprecated::ScriptObject& thisObject, const String& name, ScriptFunctionCallHandler callHandler)
+    : ScriptCallArgumentHandler(thisObject.scriptState())
+    , m_callHandler(callHandler)
+    , m_thisObject(thisObject)
+    , m_name(name)
+{
+}
+
+Deprecated::ScriptValue ScriptFunctionCall::call(bool& hadException)
+{
+    JSObject* thisObject = m_thisObject.jsObject();
+
+    JSLockHolder lock(m_exec);
+
+    JSValue function = thisObject->get(m_exec, Identifier::fromString(m_exec, m_name));
+    if (m_exec->hadException()) {
+        hadException = true;
+        return Deprecated::ScriptValue();
+    }
+
+    CallData callData;
+    CallType callType = getCallData(function, callData);
+    if (callType == CallTypeNone)
+        return Deprecated::ScriptValue();
+
+    JSValue result;
+    NakedPtr<Exception> exception;
+    if (m_callHandler)
+        result = m_callHandler(m_exec, function, callType, callData, thisObject, m_arguments, exception);
+    else
+        result = JSC::call(m_exec, function, callType, callData, thisObject, m_arguments, exception);
+
+    if (exception) {
+        // Do not treat a terminated execution exception as having an exception. Just treat it as an empty result.
+        hadException = !isTerminatedExecutionException(exception);
+        return Deprecated::ScriptValue();
+    }
+
+    return Deprecated::ScriptValue(m_exec->vm(), result);
+}
+
+Deprecated::ScriptValue ScriptFunctionCall::call()
+{
+    bool hadException = false;
+    return call(hadException);
+}
+
+} // namespace Deprecated
diff --git a/Source/JavaScriptCore/bindings/ScriptFunctionCall.h b/Source/JavaScriptCore/bindings/ScriptFunctionCall.h
new file mode 100644
index 000000000..25cdfb214
--- /dev/null
+++ b/Source/JavaScriptCore/bindings/ScriptFunctionCall.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 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 ScriptFunctionCall_h
+#define ScriptFunctionCall_h
+
+#include "ArgList.h"
+#include "ScriptObject.h"
+#include <wtf/text/WTFString.h>
+
+namespace JSC {
+class JSValue;
+}
+
+namespace Deprecated {
+
+class JS_EXPORT_PRIVATE ScriptCallArgumentHandler {
+public:
+    ScriptCallArgumentHandler(JSC::ExecState* state) : m_exec(state) { }
+
+    void appendArgument(const ScriptObject&);
+    void appendArgument(const ScriptValue&);
+    void appendArgument(const char*);
+    void appendArgument(const String&);
+    void appendArgument(JSC::JSValue);
+    void appendArgument(long);
+    void appendArgument(long long);
+    void appendArgument(unsigned int);
+    void appendArgument(unsigned long);
+    void appendArgument(int);
+    void appendArgument(bool);
+
+protected:
+    JSC::MarkedArgumentBuffer m_arguments;
+    JSC::ExecState* m_exec;
+
+private:
+    // MarkedArgumentBuffer must be stack allocated, so prevent heap
+    // alloc of ScriptFunctionCall as well.
+    void* operator new(size_t) { ASSERT_NOT_REACHED(); return reinterpret_cast<void*>(0xbadbeef); }
+    void* operator new[](size_t) { ASSERT_NOT_REACHED(); return reinterpret_cast<void*>(0xbadbeef); }
+};
+
+class JS_EXPORT_PRIVATE ScriptFunctionCall : public ScriptCallArgumentHandler {
+public:
+    typedef JSC::JSValue (*ScriptFunctionCallHandler)(JSC::ExecState* exec, JSC::JSValue functionObject, JSC::CallType callType, const JSC::CallData& callData, JSC::JSValue thisValue, const JSC::ArgList& args, NakedPtr<JSC::Exception>&);
+    ScriptFunctionCall(const ScriptObject& thisObject, const String& name, ScriptFunctionCallHandler handler = nullptr);
+    ScriptValue call(bool& hadException);
+    ScriptValue call();
+
+protected:
+    ScriptFunctionCallHandler m_callHandler;
+    ScriptObject m_thisObject;
+    String m_name;
+};
+
+} // namespace Deprecated
+
+#endif // ScriptFunctionCall
diff --git a/Source/JavaScriptCore/bindings/ScriptObject.cpp b/Source/JavaScriptCore/bindings/ScriptObject.cpp
new file mode 100644
index 000000000..70422e282
--- /dev/null
+++ b/Source/JavaScriptCore/bindings/ScriptObject.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 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.
+ */
+
+#include "config.h"
+#include "ScriptObject.h"
+
+#include "JSCInlines.h"
+
+using namespace JSC;
+
+namespace Deprecated {
+
+ScriptObject::ScriptObject(ExecState* scriptState, JSObject* object)
+    : ScriptValue(scriptState->vm(), object)
+    , m_scriptState(scriptState)
+{
+}
+
+ScriptObject::ScriptObject(ExecState* scriptState, const ScriptValue& scriptValue)
+    : ScriptValue(scriptState->vm(), scriptValue.jsValue())
+    , m_scriptState(scriptState)
+{
+}
+
+} // namespace Deprecated
diff --git a/Source/JavaScriptCore/bindings/ScriptObject.h b/Source/JavaScriptCore/bindings/ScriptObject.h
new file mode 100644
index 000000000..8f7b0dcdd
--- /dev/null
+++ b/Source/JavaScriptCore/bindings/ScriptObject.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 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 ScriptObject_h
+#define ScriptObject_h
+
+#include "JSObject.h"
+#include "ScriptValue.h"
+
+namespace Deprecated {
+
+class ScriptObject : public ScriptValue {
+public:
+    JS_EXPORT_PRIVATE ScriptObject(JSC::ExecState*, JSC::JSObject*);
+    JS_EXPORT_PRIVATE ScriptObject(JSC::ExecState*, const ScriptValue&);
+    ScriptObject() : m_scriptState(nullptr) { }
+
+    JSC::JSObject* jsObject() const { return asObject(jsValue()); }
+    JSC::ExecState* scriptState() const { return m_scriptState; }
+
+protected:
+    JSC::ExecState* m_scriptState;
+};
+
+} // namespace Deprecated
+
+#endif // ScriptObject_h
diff --git a/Source/JavaScriptCore/bindings/ScriptValue.cpp b/Source/JavaScriptCore/bindings/ScriptValue.cpp
new file mode 100644
index 000000000..3e560dcc3
--- /dev/null
+++ b/Source/JavaScriptCore/bindings/ScriptValue.cpp
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2006, 2007, 2008, 2013 Apple Inc. All rights reserved.
+ * Copyright (c) 2011 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:
+ *
+ * 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.
+ * 3.  Neither the name of Apple Inc. ("Apple") 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 APPLE 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 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 "config.h"
+#include "ScriptValue.h"
+
+#include "APICast.h"
+#include "InspectorValues.h"
+#include "JSLock.h"
+#include "StructureInlines.h"
+
+using namespace JSC;
+using namespace Inspector;
+
+namespace Deprecated {
+
+ScriptValue::~ScriptValue()
+{
+}
+
+bool ScriptValue::getString(ExecState* scriptState, String& result) const
+{
+    if (!m_value)
+        return false;
+    JSLockHolder lock(scriptState);
+    if (!m_value.get().getString(scriptState, result))
+        return false;
+    return true;
+}
+
+String ScriptValue::toString(ExecState* scriptState) const
+{
+    String result = m_value.get().toString(scriptState)->value(scriptState);
+    // Handle the case where an exception is thrown as part of invoking toString on the object.
+    if (scriptState->hadException())
+        scriptState->clearException();
+    return result;
+}
+
+bool ScriptValue::isEqual(ExecState* scriptState, const ScriptValue& anotherValue) const
+{
+    if (hasNoValue())
+        return anotherValue.hasNoValue();
+    return JSValueIsEqual(toRef(scriptState), toRef(scriptState, jsValue()), toRef(scriptState, anotherValue.jsValue()), nullptr);
+}
+
+bool ScriptValue::isNull() const
+{
+    if (!m_value)
+        return false;
+    return m_value.get().isNull();
+}
+
+bool ScriptValue::isUndefined() const
+{
+    if (!m_value)
+        return false;
+    return m_value.get().isUndefined();
+}
+
+bool ScriptValue::isObject() const
+{
+    if (!m_value)
+        return false;
+    return m_value.get().isObject();
+}
+
+bool ScriptValue::isFunction() const
+{
+    CallData callData;
+    return getCallData(m_value.get(), callData) != CallTypeNone;
+}
+
+static RefPtr<InspectorValue> jsToInspectorValue(ExecState* scriptState, JSValue value, int maxDepth)
+{
+    if (!value) {
+        ASSERT_NOT_REACHED();
+        return nullptr;
+    }
+
+    if (!maxDepth)
+        return nullptr;
+
+    maxDepth--;
+
+    if (value.isNull() || value.isUndefined())
+        return InspectorValue::null();
+    if (value.isBoolean())
+        return InspectorBasicValue::create(value.asBoolean());
+    if (value.isNumber() && value.isDouble())
+        return InspectorBasicValue::create(value.asNumber());
+    if (value.isNumber() && value.isMachineInt())
+        return InspectorBasicValue::create(static_cast<int>(value.asMachineInt()));
+    if (value.isString())
+        return InspectorString::create(value.getString(scriptState));
+
+    if (value.isObject()) {
+        if (isJSArray(value)) {
+            Ref<InspectorArray> inspectorArray = InspectorArray::create();
+            JSArray* array = asArray(value);
+            unsigned length = array->length();
+            for (unsigned i = 0; i < length; i++) {
+                JSValue element = array->getIndex(scriptState, i);
+                RefPtr<InspectorValue> elementValue = jsToInspectorValue(scriptState, element, maxDepth);
+                if (!elementValue)
+                    return nullptr;
+                inspectorArray->pushValue(WTFMove(elementValue));
+            }
+            return WTFMove(inspectorArray);
+        }
+        Ref<InspectorObject> inspectorObject = InspectorObject::create();
+        JSObject* object = value.getObject();
+        PropertyNameArray propertyNames(scriptState, PropertyNameMode::Strings);
+        object->methodTable()->getOwnPropertyNames(object, scriptState, propertyNames, EnumerationMode());
+        for (size_t i = 0; i < propertyNames.size(); i++) {
+            const Identifier& name = propertyNames[i];
+            JSValue propertyValue = object->get(scriptState, name);
+            RefPtr<InspectorValue> inspectorValue = jsToInspectorValue(scriptState, propertyValue, maxDepth);
+            if (!inspectorValue)
+                return nullptr;
+            inspectorObject->setValue(name.string(), WTFMove(inspectorValue));
+        }
+        return WTFMove(inspectorObject);
+    }
+
+    ASSERT_NOT_REACHED();
+    return nullptr;
+}
+
+RefPtr<InspectorValue> ScriptValue::toInspectorValue(ExecState* scriptState) const
+{
+    JSLockHolder holder(scriptState);
+    return jsToInspectorValue(scriptState, m_value.get(), InspectorValue::maxDepth);
+}
+
+} // namespace Deprecated
diff --git a/Source/JavaScriptCore/bindings/ScriptValue.h b/Source/JavaScriptCore/bindings/ScriptValue.h
new file mode 100644
index 000000000..78a2ee9a3
--- /dev/null
+++ b/Source/JavaScriptCore/bindings/ScriptValue.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (c) 2008, 2011 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 ScriptValue_h
+#define ScriptValue_h
+
+#include "JSCJSValue.h"
+#include "JSCJSValueInlines.h"
+#include "Operations.h"
+#include "Strong.h"
+#include "StrongInlines.h"
+#include <wtf/PassRefPtr.h>
+#include <wtf/text/WTFString.h>
+
+namespace Inspector {
+class InspectorValue;
+}
+
+namespace Deprecated {
+
+class JS_EXPORT_PRIVATE ScriptValue {
+public:
+    ScriptValue() { }
+    ScriptValue(JSC::VM& vm, JSC::JSValue value) : m_value(vm, value) { }
+    virtual ~ScriptValue();
+
+    operator JSC::JSValue() const { return jsValue(); }
+    JSC::JSValue jsValue() const { return m_value.get(); }
+    bool getString(JSC::ExecState*, String& result) const;
+    String toString(JSC::ExecState*) const;
+    bool isEqual(JSC::ExecState*, const ScriptValue&) const;
+    bool isNull() const;
+    bool isUndefined() const;
+    bool isObject() const;
+    bool isFunction() const;
+    bool hasNoValue() const { return !m_value; }
+
+    void clear() { m_value.clear(); }
+
+    bool operator==(const ScriptValue& other) const { return m_value == other.m_value; }
+
+    RefPtr<Inspector::InspectorValue> toInspectorValue(JSC::ExecState*) const;
+
+private:
+    JSC::Strong<JSC::Unknown> m_value;
+};
+
+} // namespace Deprecated
+
+#endif // ScriptValue_h