IDL: Add support for [Unscopeable] on attributes and methods

Source/bindings/tests/results/core/V8TestNode.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "V8TestNode.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/V8DOMConfiguration.h"
 #include "bindings/core/v8/V8ObjectConstructor.h"
 #include "core/dom/ContextFeatures.h"
 #include "core/dom/Document.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/TraceEvent.h"
 #include "wtf/GetPtr.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
 
-const WrapperTypeInfo V8TestNode::wrapperTypeInfo = { gin::kEmbedderBlink, V8TestNode::domTemplate, V8TestNode::refObject, V8TestNode::derefObject, V8TestNode::trace, 0, 0, V8TestNode::installConditionallyEnabledMethods, V8TestNode::installConditionallyEnabledProperties, "TestNode", &V8Node::wrapperTypeInfo, WrapperTypeInfo::WrapperTypeObjectPrototype, WrapperTypeInfo::NodeClassId, WrapperTypeInfo::InheritFromEventTarget, WrapperTypeInfo::Dependent, WrapperTypeInfo::WillBeGarbageCollectedObject };
+const WrapperTypeInfo V8TestNode::wrapperTypeInfo = { gin::kEmbedderBlink, V8TestNode::domTemplate, V8TestNode::refObject, V8TestNode::derefObject, V8TestNode::trace, 0, 0, V8TestNode::preparePrototypeObject, V8TestNode::installConditionallyEnabledProperties, "TestNode", &V8Node::wrapperTypeInfo, WrapperTypeInfo::WrapperTypeObjectPrototype, WrapperTypeInfo::NodeClassId, WrapperTypeInfo::InheritFromEventTarget, WrapperTypeInfo::Dependent, WrapperTypeInfo::WillBeGarbageCollectedObject };
 
 // This static member must be declared by DEFINE_WRAPPERTYPEINFO in TestNode.h.
 // For details, see the comment of DEFINE_WRAPPERTYPEINFO in
 // bindings/core/v8/ScriptWrappable.h.
 const WrapperTypeInfo& TestNode::s_wrapperTypeInfo = V8TestNode::wrapperTypeInfo;
 
 namespace TestNodeV8Internal {
 
 static void hrefAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
@@ skipping 208 matching lines @@
 }
 
 void V8TestNode::derefObject(ScriptWrappable* scriptWrappable)
 {
 #if !ENABLE(OILPAN)
     scriptWrappable->toImpl<TestNode>()->deref();
 #endif
 }
 
 } // namespace blink