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

Source/bindings/tests/results/core/V8TestObject.h

 // 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!
 
 #ifndef V8TestObject_h
 #define V8TestObject_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
@@ skipping 61 matching lines @@
 #endif // ENABLE(CONDITION)
 #if ENABLE(CONDITION)
     static void customLongAttributeAttributeSetterCustom(v8::Local<v8::Value>, const v8::PropertyCallbackInfo<void>&);
 #endif // ENABLE(CONDITION)
     static void customImplementedAsLongAttributeAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>&);
     static void customImplementedAsLongAttributeAttributeSetterCustom(v8::Local<v8::Value>, const v8::PropertyCallbackInfo<void>&);
     static void customGetterImplementedAsLongAttributeAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>&);
     static void customSetterImplementedAsLongAttributeAttributeSetterCustom(v8::Local<v8::Value>, const v8::PropertyCallbackInfo<void>&);
     static const int internalFieldCount = v8DefaultWrapperInternalFieldCount + 0;
     static void installConditionallyEnabledProperties(v8::Local<v8::Object>, v8::Isolate*);
-    static void installConditionallyEnabledMethods(v8::Local<v8::Object>, v8::Isolate*);
+    static void preparePrototypeObject(v8::Isolate*, v8::Local<v8::Object>);
 };
 
 template <>
 struct V8TypeOf<TestObject> {
     typedef V8TestObject Type;
 };
 
 } // namespace blink
 
 #endif // V8TestObject_h