IDL: Null values should be converted for non-nullable dictionary members

Source/bindings/tests/results/core/V8TestInterfaceEventInit.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 "V8TestInterfaceEventInit.h"
 
 #include "bindings/core/v8/ExceptionState.h"
@@ skipping 10 matching lines @@
         return;
     }
 
     V8EventInitDictionary::toImpl(isolate, v8Value, impl, exceptionState);
     if (exceptionState.hadException())
         return;
 
     v8::Local<v8::Object> v8Object = v8Value->ToObject(isolate);
     v8::TryCatch block;
     v8::Local<v8::Value> stringMemberValue = v8Object->Get(v8String(isolate, "stringMember"));
-    if (!stringMemberValue.IsEmpty() && !isUndefinedOrNull(stringMemberValue)) {
+    if (block.HasCaught()) {
+        exceptionState.rethrowV8Exception(block.Exception());
+        return;
+    }
+    if (stringMemberValue.IsEmpty() || stringMemberValue->IsUndefined()) {
+        // Do nothing.
+    } else {
         TOSTRING_VOID(V8StringResource<>, stringMember, stringMemberValue);
         impl.setStringMember(stringMember);
-    } else if (block.HasCaught()) {
-        exceptionState.rethrowV8Exception(block.Exception());
-        return;
     }
 
 }
 
 v8::Handle<v8::Value> toV8(const TestInterfaceEventInit& impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     v8::Handle<v8::Object> v8Object = v8::Object::New(isolate);
     toV8EventInitDictionary(impl, v8Object, creationContext, isolate);
     toV8TestInterfaceEventInit(impl, v8Object, creationContext, isolate);
     return v8Object;
@@ skipping 14 matching lines @@
 }
 
 TestInterfaceEventInit NativeValueTraits<TestInterfaceEventInit>::nativeValue(const v8::Handle<v8::Value>& value, v8::Isolate* isolate, ExceptionState& exceptionState)
 {
     TestInterfaceEventInit impl;
     V8TestInterfaceEventInit::toImpl(isolate, value, impl, exceptionState);
     return impl;
 }
 
 } // namespace blink