[WIP] bindings: Introduce PropertyBag

Source/bindings/tests/results/V8TestDictionary.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 V8TestDictionary_h
 #define V8TestDictionary_h
 
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/tests/idls/TestDictionary.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
+class ExceptionState;
+
 class V8TestDictionary {
 public:
-    static TestDictionary* toImpl(v8::Isolate*, v8::Handle<v8::Value>);
+    static TestDictionary* toImpl(v8::Isolate*, v8::Handle<v8::Value>, ExceptionState&);
 };
 
 v8::Handle<v8::Value> toV8(TestDictionary*, v8::Handle<v8::Object>, v8::Isolate*);
 
 template<class CallbackInfo>
 inline void v8SetReturnValue(const CallbackInfo& callbackInfo, TestDictionary* impl)
 {
     v8SetReturnValue(callbackInfo, toV8(impl, callbackInfo.Holder(), callbackInfo.GetIsolate()));
 }
 
 } // namespace blink
 
 #endif // V8TestDictionary_h