IDL: Use IdlNullableType wrapper to represent nullable types

Source/bindings/tests/results/V8TestObject.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 "V8TestObject.h"
 
 #include "bindings/core/v8/BindingSecurity.h"
@@ skipping 7389 matching lines @@
 
 static void voidMethodDefaultFalseBooleanArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
     TestObjectV8Internal::voidMethodDefaultFalseBooleanArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 static void voidMethodDefaultNullableByteStringArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "voidMethodDefaultNullableByteStringArg", "TestObject", info.Holder(), info.GetIsolate());
     TestObject* impl = V8TestObject::toNative(info.Holder());
     V8StringResource<TreatNullAsNullString> defaultStringArg;
     {
         v8::TryCatch block;
         V8RethrowTryCatchScope rethrow(block);
         if (!info[0]->IsUndefined()) {
-            TONATIVE_VOID_INTERNAL(defaultStringArg, toByteString(info[0]));
+            TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(defaultStringArg, toByteString(info[0], exceptionState), exceptionState);
         } else {
             defaultStringArg = nullptr;
         }
     }
     impl->voidMethodDefaultNullableByteStringArg(defaultStringArg);
 }
 
 static void voidMethodDefaultNullableByteStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
@@ skipping 3909 matching lines @@
             // FIXME: We should support more exceptions.
             RELEASE_ASSERT_NOT_REACHED();
         }
         block.ReThrow();
         return false;
     }
     return true;
 }
 
 } // namespace blink