Make length property return useful values for DOM bindings functions

Source/bindings/tests/results/V8TestCustomNamedGetter.cpp

 /*
     This file is part of the WebKit open source project.
     This file has been generated by generate-bindings.pl. DO NOT MODIFY!
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
@@ skipping 70 matching lines @@
 }
 
 static v8::Handle<v8::Value> anotherFunctionMethodCallback(const v8::Arguments& args)
 {
     return TestCustomNamedGetterV8Internal::anotherFunctionMethod(args);
 }
 
 } // namespace TestCustomNamedGetterV8Internal
 
 static const V8DOMConfiguration::BatchedMethod V8TestCustomNamedGetterMethods[] = {
-    {"anotherFunction", TestCustomNamedGetterV8Internal::anotherFunctionMethodCallback, 0},
+    {"anotherFunction", TestCustomNamedGetterV8Internal::anotherFunctionMethodCallback, 0, 1},
 };
 
 static v8::Persistent<v8::FunctionTemplate> ConfigureV8TestCustomNamedGetterTemplate(v8::Persistent<v8::FunctionTemplate> desc, v8::Isolate* isolate, WrapperWorldType currentWorldType)
 {
     desc->ReadOnlyPrototype();
 
     v8::Local<v8::Signature> defaultSignature;
     defaultSignature = V8DOMConfiguration::configureTemplate(desc, "TestCustomNamedGetter", v8::Persistent<v8::FunctionTemplate>(), V8TestCustomNamedGetter::internalFieldCount,
         0, 0,
         V8TestCustomNamedGetterMethods, WTF_ARRAY_LENGTH(V8TestCustomNamedGetterMethods), isolate, currentWorldType);
@@ skipping 53 matching lines @@
     installPerContextProperties(wrapper, impl.get(), isolate);
     V8DOMWrapper::associateObjectWithWrapper(impl, &info, wrapper, isolate, hasDependentLifetime ? WrapperConfiguration::Dependent : WrapperConfiguration::Independent);
     return wrapper;
 }
 void V8TestCustomNamedGetter::derefObject(void* object)
 {
     static_cast<TestCustomNamedGetter*>(object)->deref();
 }
 
 } // namespace WebCore